1729418860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{20983}}^1$

素因数の和:21322

約数の個数: 48

約数和(自身を含む): 3923672256

約数和(自身を除く): 2194253396

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 317, 634, 1268, 1585, 3170, 4121, 6340, 8242, 16484, 20605, 20983, 41210, 41966, 82420, 83932, 104915, 209830, 272779, 419660, 545558, 1091116, 1363895, 2727790, 5455580, 6651611, 13303222, 26606444, 33258055, 66516110, 86470943, 133032220, 172941886, 345883772, 432354715, 864709430, 1729418860]

約数ペア:

[(1, 1729418860), (2, 864709430), (4, 432354715), (5, 345883772), (10, 172941886), (13, 133032220), (20, 86470943), (26, 66516110), (52, 33258055), (65, 26606444), (130, 13303222), (260, 6651611), (317, 5455580), (634, 2727790), (1268, 1363895), (1585, 1091116), (3170, 545558), (4121, 419660), (6340, 272779), (8242, 209830), (16484, 104915), (20605, 83932), (20983, 82420), (41210, 41966)]