40316822

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 79833600

約数和(自身を除く): 39516778

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 89, 91, 131, 133, 178, 182, 247, 262, 266, 494, 623, 917, 1157, 1246, 1691, 1703, 1729, 1834, 2314, 2489, 3382, 3406, 3458, 4978, 8099, 11659, 11837, 11921, 16198, 17423, 21983, 23318, 23674, 23842, 32357, 34846, 43966, 64714, 81613, 151567, 153881, 163226, 221521, 226499, 303134, 307762, 443042, 452998, 1060969, 1550647, 2121938, 2879773, 3101294, 5759546, 20158411, 40316822]

約数ペア:

[(1, 40316822), (2, 20158411), (7, 5759546), (13, 3101294), (14, 2879773), (19, 2121938), (26, 1550647), (38, 1060969), (89, 452998), (91, 443042), (131, 307762), (133, 303134), (178, 226499), (182, 221521), (247, 163226), (262, 153881), (266, 151567), (494, 81613), (623, 64714), (917, 43966), (1157, 34846), (1246, 32357), (1691, 23842), (1703, 23674), (1729, 23318), (1834, 21983), (2314, 17423), (2489, 16198), (3382, 11921), (3406, 11837), (3458, 11659), (4978, 8099)]