12372940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 27808704

約数和(自身を除く): 15435764

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 151, 170, 241, 302, 340, 482, 604, 755, 964, 1205, 1510, 2410, 2567, 3020, 4097, 4820, 5134, 8194, 10268, 12835, 16388, 20485, 25670, 36391, 40970, 51340, 72782, 81940, 145564, 181955, 363910, 618647, 727820, 1237294, 2474588, 3093235, 6186470, 12372940]

約数ペア:

[(1, 12372940), (2, 6186470), (4, 3093235), (5, 2474588), (10, 1237294), (17, 727820), (20, 618647), (34, 363910), (68, 181955), (85, 145564), (151, 81940), (170, 72782), (241, 51340), (302, 40970), (340, 36391), (482, 25670), (604, 20485), (755, 16388), (964, 12835), (1205, 10268), (1510, 8194), (2410, 5134), (2567, 4820), (3020, 4097)]