2201940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:969

約数の個数: 72

約数和(自身を含む): 7200648

約数和(自身を除く): 4998708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 941, 1170, 1882, 2340, 2823, 3764, 4705, 5646, 8469, 9410, 11292, 12233, 14115, 16938, 18820, 24466, 28230, 33876, 36699, 42345, 48932, 56460, 61165, 73398, 84690, 110097, 122330, 146796, 169380, 183495, 220194, 244660, 366990, 440388, 550485, 733980, 1100970, 2201940]

約数ペア:

[(1, 2201940), (2, 1100970), (3, 733980), (4, 550485), (5, 440388), (6, 366990), (9, 244660), (10, 220194), (12, 183495), (13, 169380), (15, 146796), (18, 122330), (20, 110097), (26, 84690), (30, 73398), (36, 61165), (39, 56460), (45, 48932), (52, 42345), (60, 36699), (65, 33876), (78, 28230), (90, 24466), (117, 18820), (130, 16938), (156, 14115), (180, 12233), (195, 11292), (234, 9410), (260, 8469), (390, 5646), (468, 4705), (585, 3764), (780, 2823), (941, 2340), (1170, 1882)]