1780042010

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{823}}^1\times {\mathrm{6977}}^1$

素因数の和:7838

約数の個数: 32

約数和(自身を含む): 3311926272

約数和(自身を除く): 1531884262

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 823, 1646, 4115, 6977, 8230, 13954, 25513, 34885, 51026, 69770, 127565, 216287, 255130, 432574, 1081435, 2162870, 5742071, 11484142, 28710355, 57420710, 178004201, 356008402, 890021005, 1780042010]

約数ペア:

[(1, 1780042010), (2, 890021005), (5, 356008402), (10, 178004201), (31, 57420710), (62, 28710355), (155, 11484142), (310, 5742071), (823, 2162870), (1646, 1081435), (4115, 432574), (6977, 255130), (8230, 216287), (13954, 127565), (25513, 69770), (34885, 51026)]