11921940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{619}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 36560160

約数和(自身を除く): 24638220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 619, 642, 963, 1070, 1238, 1284, 1605, 1857, 1926, 2140, 2476, 3095, 3210, 3714, 3852, 4815, 5571, 6190, 6420, 7428, 9285, 9630, 11142, 12380, 18570, 19260, 22284, 27855, 37140, 55710, 66233, 111420, 132466, 198699, 264932, 331165, 397398, 596097, 662330, 794796, 993495, 1192194, 1324660, 1986990, 2384388, 2980485, 3973980, 5960970, 11921940]

約数ペア:

[(1, 11921940), (2, 5960970), (3, 3973980), (4, 2980485), (5, 2384388), (6, 1986990), (9, 1324660), (10, 1192194), (12, 993495), (15, 794796), (18, 662330), (20, 596097), (30, 397398), (36, 331165), (45, 264932), (60, 198699), (90, 132466), (107, 111420), (180, 66233), (214, 55710), (321, 37140), (428, 27855), (535, 22284), (619, 19260), (642, 18570), (963, 12380), (1070, 11142), (1238, 9630), (1284, 9285), (1605, 7428), (1857, 6420), (1926, 6190), (2140, 5571), (2476, 4815), (3095, 3852), (3210, 3714)]