2681491540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{27799}}^1$

素因数の和:27881

約数の個数: 96

約数和(自身を含む): 7061644800

約数和(自身を除く): 4380153260

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 53, 65, 70, 91, 106, 130, 140, 182, 212, 260, 265, 364, 371, 455, 530, 689, 742, 910, 1060, 1378, 1484, 1820, 1855, 2756, 3445, 3710, 4823, 6890, 7420, 9646, 13780, 19292, 24115, 27799, 48230, 55598, 96460, 111196, 138995, 194593, 277990, 361387, 389186, 555980, 722774, 778372, 972965, 1445548, 1473347, 1806935, 1945930, 2529709, 2946694, 3613870, 3891860, 5059418, 5893388, 7227740, 7366735, 10118836, 10313429, 12648545, 14733470, 19153511, 20626858, 25297090, 29466940, 38307022, 41253716, 50594180, 51567145, 76614044, 95767555, 103134290, 134074577, 191535110, 206268580, 268149154, 383070220, 536298308, 670372885, 1340745770, 2681491540]

約数ペア:

[(1, 2681491540), (2, 1340745770), (4, 670372885), (5, 536298308), (7, 383070220), (10, 268149154), (13, 206268580), (14, 191535110), (20, 134074577), (26, 103134290), (28, 95767555), (35, 76614044), (52, 51567145), (53, 50594180), (65, 41253716), (70, 38307022), (91, 29466940), (106, 25297090), (130, 20626858), (140, 19153511), (182, 14733470), (212, 12648545), (260, 10313429), (265, 10118836), (364, 7366735), (371, 7227740), (455, 5893388), (530, 5059418), (689, 3891860), (742, 3613870), (910, 2946694), (1060, 2529709), (1378, 1945930), (1484, 1806935), (1820, 1473347), (1855, 1445548), (2756, 972965), (3445, 778372), (3710, 722774), (4823, 555980), (6890, 389186), (7420, 361387), (9646, 277990), (13780, 194593), (19292, 138995), (24115, 111196), (27799, 96460), (48230, 55598)]