18993840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2729}}^1$

素因数の和:2774

約数の個数: 80

約数和(自身を含む): 60933600

約数和(自身を除く): 41939760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 2729, 3480, 5458, 6960, 8187, 10916, 13645, 16374, 21832, 27290, 32748, 40935, 43664, 54580, 65496, 79141, 81870, 109160, 130992, 158282, 163740, 218320, 237423, 316564, 327480, 395705, 474846, 633128, 654960, 791410, 949692, 1187115, 1266256, 1582820, 1899384, 2374230, 3165640, 3798768, 4748460, 6331280, 9496920, 18993840]

約数ペア:

[(1, 18993840), (2, 9496920), (3, 6331280), (4, 4748460), (5, 3798768), (6, 3165640), (8, 2374230), (10, 1899384), (12, 1582820), (15, 1266256), (16, 1187115), (20, 949692), (24, 791410), (29, 654960), (30, 633128), (40, 474846), (48, 395705), (58, 327480), (60, 316564), (80, 237423), (87, 218320), (116, 163740), (120, 158282), (145, 130992), (174, 109160), (232, 81870), (240, 79141), (290, 65496), (348, 54580), (435, 43664), (464, 40935), (580, 32748), (696, 27290), (870, 21832), (1160, 16374), (1392, 13645), (1740, 10916), (2320, 8187), (2729, 6960), (3480, 5458)]