40331320

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:328

約数の個数: 64

約数和(自身を含む): 93636000

約数和(自身を除く): 53304680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 101, 134, 149, 202, 268, 298, 335, 404, 505, 536, 596, 670, 745, 808, 1010, 1192, 1340, 1490, 2020, 2680, 2980, 4040, 5960, 6767, 9983, 13534, 15049, 19966, 27068, 30098, 33835, 39932, 49915, 54136, 60196, 67670, 75245, 79864, 99830, 120392, 135340, 150490, 199660, 270680, 300980, 399320, 601960, 1008283, 2016566, 4033132, 5041415, 8066264, 10082830, 20165660, 40331320]

約数ペア:

[(1, 40331320), (2, 20165660), (4, 10082830), (5, 8066264), (8, 5041415), (10, 4033132), (20, 2016566), (40, 1008283), (67, 601960), (101, 399320), (134, 300980), (149, 270680), (202, 199660), (268, 150490), (298, 135340), (335, 120392), (404, 99830), (505, 79864), (536, 75245), (596, 67670), (670, 60196), (745, 54136), (808, 49915), (1010, 39932), (1192, 33835), (1340, 30098), (1490, 27068), (2020, 19966), (2680, 15049), (2980, 13534), (4040, 9983), (5960, 6767)]