1153253420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{223}}^1\times {\mathrm{2137}}^1$

素因数の和:2391

約数の個数: 72

約数和(自身を含む): 2675202432

約数和(自身を除く): 1521949012

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 223, 242, 446, 484, 605, 892, 1115, 1210, 2137, 2230, 2420, 2453, 4274, 4460, 4906, 8548, 9812, 10685, 12265, 21370, 23507, 24530, 26983, 42740, 47014, 49060, 53966, 94028, 107932, 117535, 134915, 235070, 258577, 269830, 470140, 476551, 517154, 539660, 953102, 1034308, 1292885, 1906204, 2382755, 2585770, 4765510, 5171540, 5242061, 9531020, 10484122, 20968244, 26210305, 52420610, 57662671, 104841220, 115325342, 230650684, 288313355, 576626710, 1153253420]

約数ペア:

[(1, 1153253420), (2, 576626710), (4, 288313355), (5, 230650684), (10, 115325342), (11, 104841220), (20, 57662671), (22, 52420610), (44, 26210305), (55, 20968244), (110, 10484122), (121, 9531020), (220, 5242061), (223, 5171540), (242, 4765510), (446, 2585770), (484, 2382755), (605, 1906204), (892, 1292885), (1115, 1034308), (1210, 953102), (2137, 539660), (2230, 517154), (2420, 476551), (2453, 470140), (4274, 269830), (4460, 258577), (4906, 235070), (8548, 134915), (9812, 117535), (10685, 107932), (12265, 94028), (21370, 53966), (23507, 49060), (24530, 47014), (26983, 42740)]