21710363960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{18715831}}^1$

素因数の和:18715871

約数の個数: 32

約数和(自身を含む): 50532746400

約数和(自身を除く): 28822382440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 18715831, 37431662, 74863324, 93579155, 149726648, 187158310, 374316620, 542759099, 748633240, 1085518198, 2171036396, 2713795495, 4342072792, 5427590990, 10855181980, 21710363960]

約数ペア:

[(1, 21710363960), (2, 10855181980), (4, 5427590990), (5, 4342072792), (8, 2713795495), (10, 2171036396), (20, 1085518198), (29, 748633240), (40, 542759099), (58, 374316620), (116, 187158310), (145, 149726648), (232, 93579155), (290, 74863324), (580, 37431662), (1160, 18715831)]