2006138860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{347}}^1\times {\mathrm{2389}}^1$

素因数の和:2767

約数の個数: 72

約数和(自身を含む): 4645987920

約数和(自身を除く): 2639849060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 347, 484, 605, 694, 1210, 1388, 1735, 2389, 2420, 3470, 3817, 4778, 6940, 7634, 9556, 11945, 15268, 19085, 23890, 26279, 38170, 41987, 47780, 52558, 76340, 83974, 105116, 131395, 167948, 209935, 262790, 289069, 419870, 525580, 578138, 828983, 839740, 1156276, 1445345, 1657966, 2890690, 3315932, 4144915, 5781380, 8289830, 9118813, 16579660, 18237626, 36475252, 45594065, 91188130, 100306943, 182376260, 200613886, 401227772, 501534715, 1003069430, 2006138860]

約数ペア:

[(1, 2006138860), (2, 1003069430), (4, 501534715), (5, 401227772), (10, 200613886), (11, 182376260), (20, 100306943), (22, 91188130), (44, 45594065), (55, 36475252), (110, 18237626), (121, 16579660), (220, 9118813), (242, 8289830), (347, 5781380), (484, 4144915), (605, 3315932), (694, 2890690), (1210, 1657966), (1388, 1445345), (1735, 1156276), (2389, 839740), (2420, 828983), (3470, 578138), (3817, 525580), (4778, 419870), (6940, 289069), (7634, 262790), (9556, 209935), (11945, 167948), (15268, 131395), (19085, 105116), (23890, 83974), (26279, 76340), (38170, 52558), (41987, 47780)]