1489490090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{823}}^1\times {\mathrm{16453}}^1$

素因数の和:17294

約数の個数: 32

約数和(自身を含む): 2928548736

約数和(自身を除く): 1439058646

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 823, 1646, 4115, 8230, 9053, 16453, 18106, 32906, 45265, 82265, 90530, 164530, 180983, 361966, 904915, 1809830, 13540819, 27081638, 67704095, 135408190, 148949009, 297898018, 744745045, 1489490090]

約数ペア:

[(1, 1489490090), (2, 744745045), (5, 297898018), (10, 148949009), (11, 135408190), (22, 67704095), (55, 27081638), (110, 13540819), (823, 1809830), (1646, 904915), (4115, 361966), (8230, 180983), (9053, 164530), (16453, 90530), (18106, 82265), (32906, 45265)]