1036288220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{12109}}^1$

素因数の和:12518

約数の個数: 48

約数和(自身を含む): 2380341600

約数和(自身を除く): 1344053380

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 389, 778, 1556, 1945, 3890, 4279, 7780, 8558, 12109, 17116, 21395, 24218, 42790, 48436, 60545, 85580, 121090, 133199, 242180, 266398, 532796, 665995, 1331990, 2663980, 4710401, 9420802, 18841604, 23552005, 47104010, 51814411, 94208020, 103628822, 207257644, 259072055, 518144110, 1036288220]

約数ペア:

[(1, 1036288220), (2, 518144110), (4, 259072055), (5, 207257644), (10, 103628822), (11, 94208020), (20, 51814411), (22, 47104010), (44, 23552005), (55, 18841604), (110, 9420802), (220, 4710401), (389, 2663980), (778, 1331990), (1556, 665995), (1945, 532796), (3890, 266398), (4279, 242180), (7780, 133199), (8558, 121090), (12109, 85580), (17116, 60545), (21395, 48436), (24218, 42790)]