28156945620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{220217}}^1$

素因数の和:222360

約数の個数: 48

約数和(自身を含む): 78876802368

約数和(自身を除く): 50719856748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2131, 4262, 6393, 8524, 10655, 12786, 21310, 25572, 31965, 42620, 63930, 127860, 220217, 440434, 660651, 880868, 1101085, 1321302, 2202170, 2642604, 3303255, 4404340, 6606510, 13213020, 469282427, 938564854, 1407847281, 1877129708, 2346412135, 2815694562, 4692824270, 5631389124, 7039236405, 9385648540, 14078472810, 28156945620]

約数ペア:

[(1, 28156945620), (2, 14078472810), (3, 9385648540), (4, 7039236405), (5, 5631389124), (6, 4692824270), (10, 2815694562), (12, 2346412135), (15, 1877129708), (20, 1407847281), (30, 938564854), (60, 469282427), (2131, 13213020), (4262, 6606510), (6393, 4404340), (8524, 3303255), (10655, 2642604), (12786, 2202170), (21310, 1321302), (25572, 1101085), (31965, 880868), (42620, 660651), (63930, 440434), (127860, 220217)]