2150355920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{867079}}^1$

素因数の和:867123

約数の個数: 40

約数和(自身を含む): 5160860160

約数和(自身を除く): 3010504240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 867079, 1734158, 3468316, 4335395, 6936632, 8670790, 13873264, 17341580, 26879449, 34683160, 53758898, 69366320, 107517796, 134397245, 215035592, 268794490, 430071184, 537588980, 1075177960, 2150355920]

約数ペア:

[(1, 2150355920), (2, 1075177960), (4, 537588980), (5, 430071184), (8, 268794490), (10, 215035592), (16, 134397245), (20, 107517796), (31, 69366320), (40, 53758898), (62, 34683160), (80, 26879449), (124, 17341580), (155, 13873264), (248, 8670790), (310, 6936632), (496, 4335395), (620, 3468316), (1240, 1734158), (2480, 867079)]