521414360

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{617}}^1$

素因数の和:1236

約数の個数: 64

約数和(自身を含む): 1208956320

約数和(自身を除く): 687541960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 571, 617, 740, 1142, 1234, 1480, 2284, 2468, 2855, 3085, 4568, 4936, 5710, 6170, 11420, 12340, 21127, 22829, 22840, 24680, 42254, 45658, 84508, 91316, 105635, 114145, 169016, 182632, 211270, 228290, 352307, 422540, 456580, 704614, 845080, 913160, 1409228, 1761535, 2818456, 3523070, 7046140, 13035359, 14092280, 26070718, 52141436, 65176795, 104282872, 130353590, 260707180, 521414360]

約数ペア:

[(1, 521414360), (2, 260707180), (4, 130353590), (5, 104282872), (8, 65176795), (10, 52141436), (20, 26070718), (37, 14092280), (40, 13035359), (74, 7046140), (148, 3523070), (185, 2818456), (296, 1761535), (370, 1409228), (571, 913160), (617, 845080), (740, 704614), (1142, 456580), (1234, 422540), (1480, 352307), (2284, 228290), (2468, 211270), (2855, 182632), (3085, 169016), (4568, 114145), (4936, 105635), (5710, 91316), (6170, 84508), (11420, 45658), (12340, 42254), (21127, 24680), (22829, 22840)]