139179440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{75641}}^1$

素因数の和:75677

約数の個数: 40

約数和(自身を含む): 337665888

約数和(自身を除く): 198486448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 75641, 151282, 302564, 378205, 605128, 756410, 1210256, 1512820, 1739743, 3025640, 3479486, 6051280, 6958972, 8698715, 13917944, 17397430, 27835888, 34794860, 69589720, 139179440]

約数ペア:

[(1, 139179440), (2, 69589720), (4, 34794860), (5, 27835888), (8, 17397430), (10, 13917944), (16, 8698715), (20, 6958972), (23, 6051280), (40, 3479486), (46, 3025640), (80, 1739743), (92, 1512820), (115, 1210256), (184, 756410), (230, 605128), (368, 378205), (460, 302564), (920, 151282), (1840, 75641)]