210314540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2671}}^1$

素因数の和:2838

約数の個数: 48

約数和(自身を含む): 459669504

約数和(自身を除く): 249354964

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 127, 155, 254, 310, 508, 620, 635, 1270, 2540, 2671, 3937, 5342, 7874, 10684, 13355, 15748, 19685, 26710, 39370, 53420, 78740, 82801, 165602, 331204, 339217, 414005, 678434, 828010, 1356868, 1656020, 1696085, 3392170, 6784340, 10515727, 21031454, 42062908, 52578635, 105157270, 210314540]

約数ペア:

[(1, 210314540), (2, 105157270), (4, 52578635), (5, 42062908), (10, 21031454), (20, 10515727), (31, 6784340), (62, 3392170), (124, 1696085), (127, 1656020), (155, 1356868), (254, 828010), (310, 678434), (508, 414005), (620, 339217), (635, 331204), (1270, 165602), (2540, 82801), (2671, 78740), (3937, 53420), (5342, 39370), (7874, 26710), (10684, 19685), (13355, 15748)]