19983294960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{859}}^1\times {\mathrm{96931}}^1$

素因数の和:97806

約数の個数: 80

約数和(自身を含む): 62020970880

約数和(自身を除く): 42037675920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 859, 1718, 2577, 3436, 4295, 5154, 6872, 8590, 10308, 12885, 13744, 17180, 20616, 25770, 34360, 41232, 51540, 68720, 96931, 103080, 193862, 206160, 290793, 387724, 484655, 581586, 775448, 969310, 1163172, 1453965, 1550896, 1938620, 2326344, 2907930, 3877240, 4652688, 5815860, 7754480, 11631720, 23263440, 83263729, 166527458, 249791187, 333054916, 416318645, 499582374, 666109832, 832637290, 999164748, 1248955935, 1332219664, 1665274580, 1998329496, 2497911870, 3330549160, 3996658992, 4995823740, 6661098320, 9991647480, 19983294960]

約数ペア:

[(1, 19983294960), (2, 9991647480), (3, 6661098320), (4, 4995823740), (5, 3996658992), (6, 3330549160), (8, 2497911870), (10, 1998329496), (12, 1665274580), (15, 1332219664), (16, 1248955935), (20, 999164748), (24, 832637290), (30, 666109832), (40, 499582374), (48, 416318645), (60, 333054916), (80, 249791187), (120, 166527458), (240, 83263729), (859, 23263440), (1718, 11631720), (2577, 7754480), (3436, 5815860), (4295, 4652688), (5154, 3877240), (6872, 2907930), (8590, 2326344), (10308, 1938620), (12885, 1550896), (13744, 1453965), (17180, 1163172), (20616, 969310), (25770, 775448), (34360, 581586), (41232, 484655), (51540, 387724), (68720, 290793), (96931, 206160), (103080, 193862)]