17257720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{619}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 42184800

約数和(自身を除く): 24927080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 68, 82, 85, 136, 164, 170, 205, 328, 340, 410, 619, 680, 697, 820, 1238, 1394, 1640, 2476, 2788, 3095, 3485, 4952, 5576, 6190, 6970, 10523, 12380, 13940, 21046, 24760, 25379, 27880, 42092, 50758, 52615, 84184, 101516, 105230, 126895, 203032, 210460, 253790, 420920, 431443, 507580, 862886, 1015160, 1725772, 2157215, 3451544, 4314430, 8628860, 17257720]

約数ペア:

[(1, 17257720), (2, 8628860), (4, 4314430), (5, 3451544), (8, 2157215), (10, 1725772), (17, 1015160), (20, 862886), (34, 507580), (40, 431443), (41, 420920), (68, 253790), (82, 210460), (85, 203032), (136, 126895), (164, 105230), (170, 101516), (205, 84184), (328, 52615), (340, 50758), (410, 42092), (619, 27880), (680, 25379), (697, 24760), (820, 21046), (1238, 13940), (1394, 12380), (1640, 10523), (2476, 6970), (2788, 6190), (3095, 5576), (3485, 4952)]