20282640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12073}}^1$

素因数の和:12096

約数の個数: 80

約数和(自身を含む): 71864448

約数和(自身を除く): 51581808

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12073, 24146, 36219, 48292, 60365, 72438, 84511, 96584, 120730, 144876, 169022, 181095, 193168, 241460, 253533, 289752, 338044, 362190, 422555, 482920, 507066, 579504, 676088, 724380, 845110, 965840, 1014132, 1267665, 1352176, 1448760, 1690220, 2028264, 2535330, 2897520, 3380440, 4056528, 5070660, 6760880, 10141320, 20282640]

約数ペア:

[(1, 20282640), (2, 10141320), (3, 6760880), (4, 5070660), (5, 4056528), (6, 3380440), (7, 2897520), (8, 2535330), (10, 2028264), (12, 1690220), (14, 1448760), (15, 1352176), (16, 1267665), (20, 1014132), (21, 965840), (24, 845110), (28, 724380), (30, 676088), (35, 579504), (40, 507066), (42, 482920), (48, 422555), (56, 362190), (60, 338044), (70, 289752), (80, 253533), (84, 241460), (105, 193168), (112, 181095), (120, 169022), (140, 144876), (168, 120730), (210, 96584), (240, 84511), (280, 72438), (336, 60365), (420, 48292), (560, 36219), (840, 24146), (1680, 12073)]