40190080

素因数分解:

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

素因数の和:8997

約数の個数: 64

約数和(自身を含む): 109817280

約数和(自身を除く): 69627200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 8971, 17942, 35884, 44855, 62797, 71768, 89710, 125594, 143536, 179420, 251188, 287072, 313985, 358840, 502376, 574144, 627970, 717680, 1004752, 1148288, 1255940, 1435360, 2009504, 2511880, 2870720, 4019008, 5023760, 5741440, 8038016, 10047520, 20095040, 40190080]

約数ペア:

[(1, 40190080), (2, 20095040), (4, 10047520), (5, 8038016), (7, 5741440), (8, 5023760), (10, 4019008), (14, 2870720), (16, 2511880), (20, 2009504), (28, 1435360), (32, 1255940), (35, 1148288), (40, 1004752), (56, 717680), (64, 627970), (70, 574144), (80, 502376), (112, 358840), (128, 313985), (140, 287072), (160, 251188), (224, 179420), (280, 143536), (320, 125594), (448, 89710), (560, 71768), (640, 62797), (896, 44855), (1120, 35884), (2240, 17942), (4480, 8971)]