2912687560

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:599

約数の個数: 128

約数和(自身を含む): 6953506560

約数和(自身を除く): 4040819000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 103, 164, 172, 205, 206, 215, 328, 344, 401, 410, 412, 430, 515, 802, 820, 824, 860, 1030, 1604, 1640, 1720, 1763, 2005, 2060, 3208, 3526, 4010, 4120, 4223, 4429, 7052, 8020, 8446, 8815, 8858, 14104, 16040, 16441, 16892, 17243, 17630, 17716, 21115, 22145, 32882, 33784, 34486, 35260, 35432, 41303, 42230, 44290, 65764, 68972, 70520, 82205, 82606, 84460, 86215, 88580, 131528, 137944, 164410, 165212, 168920, 172430, 177160, 181589, 206515, 328820, 330424, 344860, 363178, 413030, 657640, 689720, 706963, 726356, 826060, 907945, 1413926, 1452712, 1652120, 1693423, 1776029, 1815890, 2827852, 3386846, 3534815, 3552058, 3631780, 5655704, 6773692, 7069630, 7104116, 7263560, 8467115, 8880145, 13547384, 14139260, 14208232, 16934230, 17760290, 28278520, 33868460, 35520580, 67736920, 71041160, 72817189, 145634378, 291268756, 364085945, 582537512, 728171890, 1456343780, 2912687560]

約数ペア:

[(1, 2912687560), (2, 1456343780), (4, 728171890), (5, 582537512), (8, 364085945), (10, 291268756), (20, 145634378), (40, 72817189), (41, 71041160), (43, 67736920), (82, 35520580), (86, 33868460), (103, 28278520), (164, 17760290), (172, 16934230), (205, 14208232), (206, 14139260), (215, 13547384), (328, 8880145), (344, 8467115), (401, 7263560), (410, 7104116), (412, 7069630), (430, 6773692), (515, 5655704), (802, 3631780), (820, 3552058), (824, 3534815), (860, 3386846), (1030, 2827852), (1604, 1815890), (1640, 1776029), (1720, 1693423), (1763, 1652120), (2005, 1452712), (2060, 1413926), (3208, 907945), (3526, 826060), (4010, 726356), (4120, 706963), (4223, 689720), (4429, 657640), (7052, 413030), (8020, 363178), (8446, 344860), (8815, 330424), (8858, 328820), (14104, 206515), (16040, 181589), (16441, 177160), (16892, 172430), (17243, 168920), (17630, 165212), (17716, 164410), (21115, 137944), (22145, 131528), (32882, 88580), (33784, 86215), (34486, 84460), (35260, 82606), (35432, 82205), (41303, 70520), (42230, 68972), (44290, 65764)]