19907573770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1699}}^1\times {\mathrm{2293}}^1$

素因数の和:4079

約数の個数: 64

約数和(自身を含む): 41556268800

約数和(自身を除く): 21648695030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 73, 146, 365, 511, 730, 1022, 1699, 2293, 2555, 3398, 4586, 5110, 8495, 11465, 11893, 16051, 16990, 22930, 23786, 32102, 59465, 80255, 118930, 124027, 160510, 167389, 248054, 334778, 620135, 836945, 868189, 1171723, 1240270, 1673890, 1736378, 2343446, 3895807, 4340945, 5858615, 7791614, 8681890, 11717230, 19479035, 27270649, 38958070, 54541298, 136353245, 272706490, 284393911, 568787822, 1421969555, 1990757377, 2843939110, 3981514754, 9953786885, 19907573770]

約数ペア:

[(1, 19907573770), (2, 9953786885), (5, 3981514754), (7, 2843939110), (10, 1990757377), (14, 1421969555), (35, 568787822), (70, 284393911), (73, 272706490), (146, 136353245), (365, 54541298), (511, 38958070), (730, 27270649), (1022, 19479035), (1699, 11717230), (2293, 8681890), (2555, 7791614), (3398, 5858615), (4586, 4340945), (5110, 3895807), (8495, 2343446), (11465, 1736378), (11893, 1673890), (16051, 1240270), (16990, 1171723), (22930, 868189), (23786, 836945), (32102, 620135), (59465, 334778), (80255, 248054), (118930, 167389), (124027, 160510)]