7561580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 17310720

約数和(自身を除く): 9749140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 229, 254, 260, 458, 508, 635, 916, 1145, 1270, 1651, 2290, 2540, 2977, 3302, 4580, 5954, 6604, 8255, 11908, 14885, 16510, 29083, 29770, 33020, 58166, 59540, 116332, 145415, 290830, 378079, 581660, 756158, 1512316, 1890395, 3780790, 7561580]

約数ペア:

[(1, 7561580), (2, 3780790), (4, 1890395), (5, 1512316), (10, 756158), (13, 581660), (20, 378079), (26, 290830), (52, 145415), (65, 116332), (127, 59540), (130, 58166), (229, 33020), (254, 29770), (260, 29083), (458, 16510), (508, 14885), (635, 11908), (916, 8255), (1145, 6604), (1270, 5954), (1651, 4580), (2290, 3302), (2540, 2977)]