15694798820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{423497}}^1$

素因数の和:423632

約数の個数: 48

約数和(自身を含む): 35218093680

約数和(自身を除く): 19523294860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 109, 170, 218, 340, 436, 545, 1090, 1853, 2180, 3706, 7412, 9265, 18530, 37060, 423497, 846994, 1693988, 2117485, 4234970, 7199449, 8469940, 14398898, 28797796, 35997245, 46161173, 71994490, 92322346, 143988980, 184644692, 230805865, 461611730, 784739941, 923223460, 1569479882, 3138959764, 3923699705, 7847399410, 15694798820]

約数ペア:

[(1, 15694798820), (2, 7847399410), (4, 3923699705), (5, 3138959764), (10, 1569479882), (17, 923223460), (20, 784739941), (34, 461611730), (68, 230805865), (85, 184644692), (109, 143988980), (170, 92322346), (218, 71994490), (340, 46161173), (436, 35997245), (545, 28797796), (1090, 14398898), (1853, 8469940), (2180, 7199449), (3706, 4234970), (7412, 2117485), (9265, 1693988), (18530, 846994), (37060, 423497)]