40803700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:913

約数の個数: 72

約数和(自身を含む): 102743424

約数和(自身を除く): 61939724

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 821, 994, 1420, 1642, 1775, 1988, 2485, 3284, 3550, 4105, 4970, 5747, 7100, 8210, 9940, 11494, 12425, 16420, 20525, 22988, 24850, 28735, 41050, 49700, 57470, 58291, 82100, 114940, 116582, 143675, 233164, 287350, 291455, 408037, 574700, 582910, 816074, 1165820, 1457275, 1632148, 2040185, 2914550, 4080370, 5829100, 8160740, 10200925, 20401850, 40803700]

約数ペア:

[(1, 40803700), (2, 20401850), (4, 10200925), (5, 8160740), (7, 5829100), (10, 4080370), (14, 2914550), (20, 2040185), (25, 1632148), (28, 1457275), (35, 1165820), (50, 816074), (70, 582910), (71, 574700), (100, 408037), (140, 291455), (142, 287350), (175, 233164), (284, 143675), (350, 116582), (355, 114940), (497, 82100), (700, 58291), (710, 57470), (821, 49700), (994, 41050), (1420, 28735), (1642, 24850), (1775, 22988), (1988, 20525), (2485, 16420), (3284, 12425), (3550, 11494), (4105, 9940), (4970, 8210), (5747, 7100)]