29957780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 65533440

約数和(自身を除く): 35575660

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 211, 229, 310, 422, 458, 620, 844, 916, 1055, 1145, 2110, 2290, 4220, 4580, 6541, 7099, 13082, 14198, 26164, 28396, 32705, 35495, 48319, 65410, 70990, 96638, 130820, 141980, 193276, 241595, 483190, 966380, 1497889, 2995778, 5991556, 7489445, 14978890, 29957780]

約数ペア:

[(1, 29957780), (2, 14978890), (4, 7489445), (5, 5991556), (10, 2995778), (20, 1497889), (31, 966380), (62, 483190), (124, 241595), (155, 193276), (211, 141980), (229, 130820), (310, 96638), (422, 70990), (458, 65410), (620, 48319), (844, 35495), (916, 32705), (1055, 28396), (1145, 26164), (2110, 14198), (2290, 13082), (4220, 7099), (4580, 6541)]