156925940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1\times {\mathrm{821}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 348001920

約数和(自身を除く): 191075980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 503, 821, 1006, 1642, 2012, 2515, 3284, 4105, 5030, 8210, 9557, 10060, 15599, 16420, 19114, 31198, 38228, 47785, 62396, 77995, 95570, 155990, 191140, 311980, 412963, 825926, 1651852, 2064815, 4129630, 7846297, 8259260, 15692594, 31385188, 39231485, 78462970, 156925940]

約数ペア:

[(1, 156925940), (2, 78462970), (4, 39231485), (5, 31385188), (10, 15692594), (19, 8259260), (20, 7846297), (38, 4129630), (76, 2064815), (95, 1651852), (190, 825926), (380, 412963), (503, 311980), (821, 191140), (1006, 155990), (1642, 95570), (2012, 77995), (2515, 62396), (3284, 47785), (4105, 38228), (5030, 31198), (8210, 19114), (9557, 16420), (10060, 15599)]