380677520

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{153499}}^1$

素因数の和:153543

約数の個数: 40

約数和(自身を含む): 913632000

約数和(自身を除く): 532954480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 153499, 306998, 613996, 767495, 1227992, 1534990, 2455984, 3069980, 4758469, 6139960, 9516938, 12279920, 19033876, 23792345, 38067752, 47584690, 76135504, 95169380, 190338760, 380677520]

約数ペア:

[(1, 380677520), (2, 190338760), (4, 95169380), (5, 76135504), (8, 47584690), (10, 38067752), (16, 23792345), (20, 19033876), (31, 12279920), (40, 9516938), (62, 6139960), (80, 4758469), (124, 3069980), (155, 2455984), (248, 1534990), (310, 1227992), (496, 767495), (620, 613996), (1240, 306998), (2480, 153499)]