19854115920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27575161}}^1$

素因数の和:27575180

約数の個数: 60

約数和(自身を含む): 66676741716

約数和(自身を除く): 46822625796

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27575161, 55150322, 82725483, 110300644, 137875805, 165450966, 220601288, 248176449, 275751610, 330901932, 413627415, 441202576, 496352898, 551503220, 661803864, 827254830, 992705796, 1103006440, 1240882245, 1323607728, 1654509660, 1985411592, 2206012880, 2481764490, 3309019320, 3970823184, 4963528980, 6618038640, 9927057960, 19854115920]

約数ペア:

[(1, 19854115920), (2, 9927057960), (3, 6618038640), (4, 4963528980), (5, 3970823184), (6, 3309019320), (8, 2481764490), (9, 2206012880), (10, 1985411592), (12, 1654509660), (15, 1323607728), (16, 1240882245), (18, 1103006440), (20, 992705796), (24, 827254830), (30, 661803864), (36, 551503220), (40, 496352898), (45, 441202576), (48, 413627415), (60, 330901932), (72, 275751610), (80, 248176449), (90, 220601288), (120, 165450966), (144, 137875805), (180, 110300644), (240, 82725483), (360, 55150322), (720, 27575161)]