22471280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:115

約数の個数: 160

約数和(自身を含む): 62995968

約数和(自身を除く): 40524688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 31, 34, 40, 41, 52, 62, 65, 68, 80, 82, 85, 104, 124, 130, 136, 155, 164, 170, 205, 208, 221, 248, 260, 272, 310, 328, 340, 403, 410, 442, 496, 520, 527, 533, 620, 656, 680, 697, 806, 820, 884, 1040, 1054, 1066, 1105, 1240, 1271, 1360, 1394, 1612, 1640, 1768, 2015, 2108, 2132, 2210, 2480, 2542, 2635, 2665, 2788, 3224, 3280, 3485, 3536, 4030, 4216, 4264, 4420, 5084, 5270, 5330, 5576, 6355, 6448, 6851, 6970, 8060, 8432, 8528, 8840, 9061, 10168, 10540, 10660, 11152, 12710, 13702, 13940, 16120, 16523, 17680, 18122, 20336, 21080, 21320, 21607, 25420, 27404, 27880, 32240, 33046, 34255, 36244, 42160, 42640, 43214, 45305, 50840, 54808, 55760, 66092, 68510, 72488, 82615, 86428, 90610, 101680, 108035, 109616, 132184, 137020, 144976, 165230, 172856, 181220, 216070, 264368, 274040, 280891, 330460, 345712, 362440, 432140, 548080, 561782, 660920, 724880, 864280, 1123564, 1321840, 1404455, 1728560, 2247128, 2808910, 4494256, 5617820, 11235640, 22471280]

約数ペア:

[(1, 22471280), (2, 11235640), (4, 5617820), (5, 4494256), (8, 2808910), (10, 2247128), (13, 1728560), (16, 1404455), (17, 1321840), (20, 1123564), (26, 864280), (31, 724880), (34, 660920), (40, 561782), (41, 548080), (52, 432140), (62, 362440), (65, 345712), (68, 330460), (80, 280891), (82, 274040), (85, 264368), (104, 216070), (124, 181220), (130, 172856), (136, 165230), (155, 144976), (164, 137020), (170, 132184), (205, 109616), (208, 108035), (221, 101680), (248, 90610), (260, 86428), (272, 82615), (310, 72488), (328, 68510), (340, 66092), (403, 55760), (410, 54808), (442, 50840), (496, 45305), (520, 43214), (527, 42640), (533, 42160), (620, 36244), (656, 34255), (680, 33046), (697, 32240), (806, 27880), (820, 27404), (884, 25420), (1040, 21607), (1054, 21320), (1066, 21080), (1105, 20336), (1240, 18122), (1271, 17680), (1360, 16523), (1394, 16120), (1612, 13940), (1640, 13702), (1768, 12710), (2015, 11152), (2108, 10660), (2132, 10540), (2210, 10168), (2480, 9061), (2542, 8840), (2635, 8528), (2665, 8432), (2788, 8060), (3224, 6970), (3280, 6851), (3485, 6448), (3536, 6355), (4030, 5576), (4216, 5330), (4264, 5270), (4420, 5084)]