127403930

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{4271}}^1$

素因数の和:4454

約数の個数: 32

約数和(自身を含む): 242991360

約数和(自身を除く): 115587430

約数列:

[1, 2, 5, 10, 19, 38, 95, 157, 190, 314, 785, 1570, 2983, 4271, 5966, 8542, 14915, 21355, 29830, 42710, 81149, 162298, 405745, 670547, 811490, 1341094, 3352735, 6705470, 12740393, 25480786, 63701965, 127403930]

約数ペア:

[(1, 127403930), (2, 63701965), (5, 25480786), (10, 12740393), (19, 6705470), (38, 3352735), (95, 1341094), (157, 811490), (190, 670547), (314, 405745), (785, 162298), (1570, 81149), (2983, 42710), (4271, 29830), (5966, 21355), (8542, 14915)]