1572149720

素因数分解:

$2^3\times 5^1\times {\mathrm{8059}}^1\times {\mathrm{4877}}^1$

素因数の和:12947

約数の個数: 32

約数和(自身を含む): 3538501200

約数和(自身を除く): 1966351480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4877, 8059, 9754, 16118, 19508, 24385, 32236, 39016, 40295, 48770, 64472, 80590, 97540, 161180, 195080, 322360, 39303743, 78607486, 157214972, 196518715, 314429944, 393037430, 786074860, 1572149720]

約数ペア:

[(1, 1572149720), (2, 786074860), (4, 393037430), (5, 314429944), (8, 196518715), (10, 157214972), (20, 78607486), (40, 39303743), (4877, 322360), (8059, 195080), (9754, 161180), (16118, 97540), (19508, 80590), (24385, 64472), (32236, 48770), (39016, 40295)]