74398490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{557}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 145417032

約数和(自身を除く): 71018542

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 361, 370, 557, 703, 722, 1114, 1406, 1805, 2785, 3515, 3610, 5570, 7030, 10583, 13357, 20609, 21166, 26714, 41218, 52915, 66785, 103045, 105830, 133570, 201077, 206090, 391571, 402154, 783142, 1005385, 1957855, 2010770, 3915710, 7439849, 14879698, 37199245, 74398490]

約数ペア:

[(1, 74398490), (2, 37199245), (5, 14879698), (10, 7439849), (19, 3915710), (37, 2010770), (38, 1957855), (74, 1005385), (95, 783142), (185, 402154), (190, 391571), (361, 206090), (370, 201077), (557, 133570), (703, 105830), (722, 103045), (1114, 66785), (1406, 52915), (1805, 41218), (2785, 26714), (3515, 21166), (3610, 20609), (5570, 13357), (7030, 10583)]