40396970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 80372736

約数和(自身を除く): 39975766

約数列:

[1, 2, 5, 10, 23, 37, 46, 47, 74, 94, 101, 115, 185, 202, 230, 235, 370, 470, 505, 851, 1010, 1081, 1702, 1739, 2162, 2323, 3478, 3737, 4255, 4646, 4747, 5405, 7474, 8510, 8695, 9494, 10810, 11615, 17390, 18685, 23230, 23735, 37370, 39997, 47470, 79994, 85951, 109181, 171902, 175639, 199985, 218362, 351278, 399970, 429755, 545905, 859510, 878195, 1091810, 1756390, 4039697, 8079394, 20198485, 40396970]

約数ペア:

[(1, 40396970), (2, 20198485), (5, 8079394), (10, 4039697), (23, 1756390), (37, 1091810), (46, 878195), (47, 859510), (74, 545905), (94, 429755), (101, 399970), (115, 351278), (185, 218362), (202, 199985), (230, 175639), (235, 171902), (370, 109181), (470, 85951), (505, 79994), (851, 47470), (1010, 39997), (1081, 37370), (1702, 23735), (1739, 23230), (2162, 18685), (2323, 17390), (3478, 11615), (3737, 10810), (4255, 9494), (4646, 8695), (4747, 8510), (5405, 7474)]