13360220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 29248128

約数和(自身を除く): 15887908

約数列:

[1, 2, 4, 5, 10, 20, 47, 61, 94, 122, 188, 233, 235, 244, 305, 466, 470, 610, 932, 940, 1165, 1220, 2330, 2867, 4660, 5734, 10951, 11468, 14213, 14335, 21902, 28426, 28670, 43804, 54755, 56852, 57340, 71065, 109510, 142130, 219020, 284260, 668011, 1336022, 2672044, 3340055, 6680110, 13360220]

約数ペア:

[(1, 13360220), (2, 6680110), (4, 3340055), (5, 2672044), (10, 1336022), (20, 668011), (47, 284260), (61, 219020), (94, 142130), (122, 109510), (188, 71065), (233, 57340), (235, 56852), (244, 54755), (305, 43804), (466, 28670), (470, 28426), (610, 21902), (932, 14335), (940, 14213), (1165, 11468), (1220, 10951), (2330, 5734), (2867, 4660)]