864811960

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{30323}}^1$

素因数の和:30388

約数の個数: 64

約数和(自身を含む): 2095994880

約数和(自身を除く): 1231182920

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 2852, 3565, 5704, 7130, 14260, 28520, 30323, 60646, 121292, 151615, 242584, 303230, 606460, 697429, 940013, 1212920, 1394858, 1880026, 2789716, 3487145, 3760052, 4700065, 5579432, 6974290, 7520104, 9400130, 13948580, 18800260, 21620299, 27897160, 37600520, 43240598, 86481196, 108101495, 172962392, 216202990, 432405980, 864811960]

約数ペア:

[(1, 864811960), (2, 432405980), (4, 216202990), (5, 172962392), (8, 108101495), (10, 86481196), (20, 43240598), (23, 37600520), (31, 27897160), (40, 21620299), (46, 18800260), (62, 13948580), (92, 9400130), (115, 7520104), (124, 6974290), (155, 5579432), (184, 4700065), (230, 3760052), (248, 3487145), (310, 2789716), (460, 1880026), (620, 1394858), (713, 1212920), (920, 940013), (1240, 697429), (1426, 606460), (2852, 303230), (3565, 242584), (5704, 151615), (7130, 121292), (14260, 60646), (28520, 30323)]