15026720

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4943}}^1$

素因数の和:4977

約数の個数: 48

約数和(自身を含む): 37376640

約数和(自身を除く): 22349920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 4943, 9886, 19772, 24715, 39544, 49430, 79088, 93917, 98860, 158176, 187834, 197720, 375668, 395440, 469585, 751336, 790880, 939170, 1502672, 1878340, 3005344, 3756680, 7513360, 15026720]

約数ペア:

[(1, 15026720), (2, 7513360), (4, 3756680), (5, 3005344), (8, 1878340), (10, 1502672), (16, 939170), (19, 790880), (20, 751336), (32, 469585), (38, 395440), (40, 375668), (76, 197720), (80, 187834), (95, 158176), (152, 98860), (160, 93917), (190, 79088), (304, 49430), (380, 39544), (608, 24715), (760, 19772), (1520, 9886), (3040, 4943)]