38729680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{4001}}^1$

素因数の和:4036

約数の個数: 60

約数和(自身を含む): 99001476

約数和(自身を除く): 60271796

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 220, 242, 440, 484, 605, 880, 968, 1210, 1936, 2420, 4001, 4840, 8002, 9680, 16004, 20005, 32008, 40010, 44011, 64016, 80020, 88022, 160040, 176044, 220055, 320080, 352088, 440110, 484121, 704176, 880220, 968242, 1760440, 1936484, 2420605, 3520880, 3872968, 4841210, 7745936, 9682420, 19364840, 38729680]

約数ペア:

[(1, 38729680), (2, 19364840), (4, 9682420), (5, 7745936), (8, 4841210), (10, 3872968), (11, 3520880), (16, 2420605), (20, 1936484), (22, 1760440), (40, 968242), (44, 880220), (55, 704176), (80, 484121), (88, 440110), (110, 352088), (121, 320080), (176, 220055), (220, 176044), (242, 160040), (440, 88022), (484, 80020), (605, 64016), (880, 44011), (968, 40010), (1210, 32008), (1936, 20005), (2420, 16004), (4001, 9680), (4840, 8002)]