31311170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{113}}^1\times {\mathrm{229}}^1$

素因数の和:371

約数の個数: 48

約数和(自身を含む): 62770680

約数和(自身を除く): 31459510

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 113, 121, 226, 229, 242, 458, 565, 605, 1130, 1145, 1210, 1243, 2290, 2486, 2519, 5038, 6215, 12430, 12595, 13673, 25190, 25877, 27346, 27709, 51754, 55418, 68365, 129385, 136730, 138545, 258770, 277090, 284647, 569294, 1423235, 2846470, 3131117, 6262234, 15655585, 31311170]

約数ペア:

[(1, 31311170), (2, 15655585), (5, 6262234), (10, 3131117), (11, 2846470), (22, 1423235), (55, 569294), (110, 284647), (113, 277090), (121, 258770), (226, 138545), (229, 136730), (242, 129385), (458, 68365), (565, 55418), (605, 51754), (1130, 27709), (1145, 27346), (1210, 25877), (1243, 25190), (2290, 13673), (2486, 12595), (2519, 12430), (5038, 6215)]