20095040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{8971}}^1$

素因数の和:8995

約数の個数: 56

約数和(自身を含む): 54693312

約数和(自身を除く): 34598272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 8971, 17942, 35884, 44855, 62797, 71768, 89710, 125594, 143536, 179420, 251188, 287072, 313985, 358840, 502376, 574144, 627970, 717680, 1004752, 1255940, 1435360, 2009504, 2511880, 2870720, 4019008, 5023760, 10047520, 20095040]

約数ペア:

[(1, 20095040), (2, 10047520), (4, 5023760), (5, 4019008), (7, 2870720), (8, 2511880), (10, 2009504), (14, 1435360), (16, 1255940), (20, 1004752), (28, 717680), (32, 627970), (35, 574144), (40, 502376), (56, 358840), (64, 313985), (70, 287072), (80, 251188), (112, 179420), (140, 143536), (160, 125594), (224, 89710), (280, 71768), (320, 62797), (448, 44855), (560, 35884), (1120, 17942), (2240, 8971)]