804536560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{20399}}^1$

素因数の和:20458

約数の個数: 80

約数和(自身を含む): 2048976000

約数和(自身を除く): 1244439440

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 29, 34, 40, 58, 68, 80, 85, 116, 136, 145, 170, 232, 272, 290, 340, 464, 493, 580, 680, 986, 1160, 1360, 1972, 2320, 2465, 3944, 4930, 7888, 9860, 19720, 20399, 39440, 40798, 81596, 101995, 163192, 203990, 326384, 346783, 407980, 591571, 693566, 815960, 1183142, 1387132, 1631920, 1733915, 2366284, 2774264, 2957855, 3467830, 4732568, 5548528, 5915710, 6935660, 9465136, 10056707, 11831420, 13871320, 20113414, 23662840, 27742640, 40226828, 47325680, 50283535, 80453656, 100567070, 160907312, 201134140, 402268280, 804536560]

約数ペア:

[(1, 804536560), (2, 402268280), (4, 201134140), (5, 160907312), (8, 100567070), (10, 80453656), (16, 50283535), (17, 47325680), (20, 40226828), (29, 27742640), (34, 23662840), (40, 20113414), (58, 13871320), (68, 11831420), (80, 10056707), (85, 9465136), (116, 6935660), (136, 5915710), (145, 5548528), (170, 4732568), (232, 3467830), (272, 2957855), (290, 2774264), (340, 2366284), (464, 1733915), (493, 1631920), (580, 1387132), (680, 1183142), (986, 815960), (1160, 693566), (1360, 591571), (1972, 407980), (2320, 346783), (2465, 326384), (3944, 203990), (4930, 163192), (7888, 101995), (9860, 81596), (19720, 40798), (20399, 39440)]