40768910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 91736064

約数和(自身を除く): 50967154

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 71, 91, 130, 142, 182, 355, 455, 497, 631, 710, 910, 923, 994, 1262, 1846, 2485, 3155, 4417, 4615, 4970, 6310, 6461, 8203, 8834, 9230, 12922, 16406, 22085, 32305, 41015, 44170, 44801, 57421, 64610, 82030, 89602, 114842, 224005, 287105, 313607, 448010, 574210, 582413, 627214, 1164826, 1568035, 2912065, 3136070, 4076891, 5824130, 8153782, 20384455, 40768910]

約数ペア:

[(1, 40768910), (2, 20384455), (5, 8153782), (7, 5824130), (10, 4076891), (13, 3136070), (14, 2912065), (26, 1568035), (35, 1164826), (65, 627214), (70, 582413), (71, 574210), (91, 448010), (130, 313607), (142, 287105), (182, 224005), (355, 114842), (455, 89602), (497, 82030), (631, 64610), (710, 57421), (910, 44801), (923, 44170), (994, 41015), (1262, 32305), (1846, 22085), (2485, 16406), (3155, 12922), (4417, 9230), (4615, 8834), (4970, 8203), (6310, 6461)]