38389960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{821}}^1$

素因数の和:1006

約数の個数: 64

約数和(自身を含む): 99429120

約数和(自身を除く): 61039160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 167, 280, 334, 668, 821, 835, 1169, 1336, 1642, 1670, 2338, 3284, 3340, 4105, 4676, 5747, 5845, 6568, 6680, 8210, 9352, 11494, 11690, 16420, 22988, 23380, 28735, 32840, 45976, 46760, 57470, 114940, 137107, 229880, 274214, 548428, 685535, 959749, 1096856, 1371070, 1919498, 2742140, 3838996, 4798745, 5484280, 7677992, 9597490, 19194980, 38389960]

約数ペア:

[(1, 38389960), (2, 19194980), (4, 9597490), (5, 7677992), (7, 5484280), (8, 4798745), (10, 3838996), (14, 2742140), (20, 1919498), (28, 1371070), (35, 1096856), (40, 959749), (56, 685535), (70, 548428), (140, 274214), (167, 229880), (280, 137107), (334, 114940), (668, 57470), (821, 46760), (835, 45976), (1169, 32840), (1336, 28735), (1642, 23380), (1670, 22988), (2338, 16420), (3284, 11690), (3340, 11494), (4105, 9352), (4676, 8210), (5747, 6680), (5845, 6568)]