2012088420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{46771}}^1$

素因数の和:47025

約数の個数: 72

約数和(自身を含む): 6129002880

約数和(自身を除く): 4116914460

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 239, 478, 717, 956, 1195, 1434, 2151, 2390, 2868, 3585, 4302, 4780, 7170, 8604, 10755, 14340, 21510, 43020, 46771, 93542, 140313, 187084, 233855, 280626, 420939, 467710, 561252, 701565, 841878, 935420, 1403130, 1683756, 2104695, 2806260, 4209390, 8418780, 11178269, 22356538, 33534807, 44713076, 55891345, 67069614, 100604421, 111782690, 134139228, 167674035, 201208842, 223565380, 335348070, 402417684, 503022105, 670696140, 1006044210, 2012088420]

約数ペア:

[(1, 2012088420), (2, 1006044210), (3, 670696140), (4, 503022105), (5, 402417684), (6, 335348070), (9, 223565380), (10, 201208842), (12, 167674035), (15, 134139228), (18, 111782690), (20, 100604421), (30, 67069614), (36, 55891345), (45, 44713076), (60, 33534807), (90, 22356538), (180, 11178269), (239, 8418780), (478, 4209390), (717, 2806260), (956, 2104695), (1195, 1683756), (1434, 1403130), (2151, 935420), (2390, 841878), (2868, 701565), (3585, 561252), (4302, 467710), (4780, 420939), (7170, 280626), (8604, 233855), (10755, 187084), (14340, 140313), (21510, 93542), (43020, 46771)]