420879146

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{617}}^1\times {\mathrm{619}}^1$

素因数の和:1286

約数の個数: 32

約数和(自身を含む): 689688000

約数和(自身を除く): 268808854

約数列:

[1, 2, 19, 29, 38, 58, 551, 617, 619, 1102, 1234, 1238, 11723, 11761, 17893, 17951, 23446, 23522, 35786, 35902, 339967, 341069, 381923, 679934, 682138, 763846, 7256537, 11075767, 14513074, 22151534, 210439573, 420879146]

約数ペア:

[(1, 420879146), (2, 210439573), (19, 22151534), (29, 14513074), (38, 11075767), (58, 7256537), (551, 763846), (617, 682138), (619, 679934), (1102, 381923), (1234, 341069), (1238, 339967), (11723, 35902), (11761, 35786), (17893, 23522), (17951, 23446)]