39702010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1439}}^1$

素因数の和:1566

約数の個数: 32

約数和(自身を含む): 74649600

約数和(自身を除く): 34947590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 1439, 2759, 2878, 5518, 7195, 13795, 14390, 27590, 44609, 89218, 128071, 223045, 256142, 446090, 640355, 1280710, 3970201, 7940402, 19851005, 39702010]

約数ペア:

[(1, 39702010), (2, 19851005), (5, 7940402), (10, 3970201), (31, 1280710), (62, 640355), (89, 446090), (155, 256142), (178, 223045), (310, 128071), (445, 89218), (890, 44609), (1439, 27590), (2759, 14390), (2878, 13795), (5518, 7195)]