136347920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{54979}}^1$

素因数の和:55023

約数の個数: 40

約数和(自身を含む): 327240960

約数和(自身を除く): 190893040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 54979, 109958, 219916, 274895, 439832, 549790, 879664, 1099580, 1704349, 2199160, 3408698, 4398320, 6817396, 8521745, 13634792, 17043490, 27269584, 34086980, 68173960, 136347920]

約数ペア:

[(1, 136347920), (2, 68173960), (4, 34086980), (5, 27269584), (8, 17043490), (10, 13634792), (16, 8521745), (20, 6817396), (31, 4398320), (40, 3408698), (62, 2199160), (80, 1704349), (124, 1099580), (155, 879664), (248, 549790), (310, 439832), (496, 274895), (620, 219916), (1240, 109958), (2480, 54979)]