11235640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 128

約数和(自身を含む): 30481920

約数和(自身を除く): 19246280

約数列:

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

約数ペア:

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