403764280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{631}}^1\times {\mathrm{941}}^1$

素因数の和:1600

約数の個数: 64

約数和(自身を含む): 964457280

約数和(自身を除く): 560693000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 631, 680, 941, 1262, 1882, 2524, 3155, 3764, 4705, 5048, 6310, 7528, 9410, 10727, 12620, 15997, 18820, 21454, 25240, 31994, 37640, 42908, 53635, 63988, 79985, 85816, 107270, 127976, 159970, 214540, 319940, 429080, 593771, 639880, 1187542, 2375084, 2968855, 4750168, 5937710, 10094107, 11875420, 20188214, 23750840, 40376428, 50470535, 80752856, 100941070, 201882140, 403764280]

約数ペア:

[(1, 403764280), (2, 201882140), (4, 100941070), (5, 80752856), (8, 50470535), (10, 40376428), (17, 23750840), (20, 20188214), (34, 11875420), (40, 10094107), (68, 5937710), (85, 4750168), (136, 2968855), (170, 2375084), (340, 1187542), (631, 639880), (680, 593771), (941, 429080), (1262, 319940), (1882, 214540), (2524, 159970), (3155, 127976), (3764, 107270), (4705, 85816), (5048, 79985), (6310, 63988), (7528, 53635), (9410, 42908), (10727, 37640), (12620, 31994), (15997, 25240), (18820, 21454)]