20565570840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{16433}}^1\times {\mathrm{10429}}^1$

素因数の和:26876

約数の個数: 64

約数和(自身を含む): 61706383200

約数和(自身を除く): 41140812360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10429, 16433, 20858, 31287, 32866, 41716, 49299, 52145, 62574, 65732, 82165, 83432, 98598, 104290, 125148, 131464, 156435, 164330, 197196, 208580, 246495, 250296, 312870, 328660, 394392, 417160, 492990, 625740, 657320, 985980, 1251480, 1971960, 171379757, 342759514, 514139271, 685519028, 856898785, 1028278542, 1371038056, 1713797570, 2056557084, 2570696355, 3427595140, 4113114168, 5141392710, 6855190280, 10282785420, 20565570840]

約数ペア:

[(1, 20565570840), (2, 10282785420), (3, 6855190280), (4, 5141392710), (5, 4113114168), (6, 3427595140), (8, 2570696355), (10, 2056557084), (12, 1713797570), (15, 1371038056), (20, 1028278542), (24, 856898785), (30, 685519028), (40, 514139271), (60, 342759514), (120, 171379757), (10429, 1971960), (16433, 1251480), (20858, 985980), (31287, 657320), (32866, 625740), (41716, 492990), (49299, 417160), (52145, 394392), (62574, 328660), (65732, 312870), (82165, 250296), (83432, 246495), (98598, 208580), (104290, 197196), (125148, 164330), (131464, 156435)]