85821420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1430357}}^1$

素因数の和:1430369

約数の個数: 24

約数和(自身を含む): 240300144

約数和(自身を除く): 154478724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1430357, 2860714, 4291071, 5721428, 7151785, 8582142, 14303570, 17164284, 21455355, 28607140, 42910710, 85821420]

約数ペア:

[(1, 85821420), (2, 42910710), (3, 28607140), (4, 21455355), (5, 17164284), (6, 14303570), (10, 8582142), (12, 7151785), (15, 5721428), (20, 4291071), (30, 2860714), (60, 1430357)]