13293320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{173}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 32134320

約数和(自身を除く): 18841000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 113, 136, 170, 173, 226, 340, 346, 452, 565, 680, 692, 865, 904, 1130, 1384, 1730, 1921, 2260, 2941, 3460, 3842, 4520, 5882, 6920, 7684, 9605, 11764, 14705, 15368, 19210, 19549, 23528, 29410, 38420, 39098, 58820, 76840, 78196, 97745, 117640, 156392, 195490, 332333, 390980, 664666, 781960, 1329332, 1661665, 2658664, 3323330, 6646660, 13293320]

約数ペア:

[(1, 13293320), (2, 6646660), (4, 3323330), (5, 2658664), (8, 1661665), (10, 1329332), (17, 781960), (20, 664666), (34, 390980), (40, 332333), (68, 195490), (85, 156392), (113, 117640), (136, 97745), (170, 78196), (173, 76840), (226, 58820), (340, 39098), (346, 38420), (452, 29410), (565, 23528), (680, 19549), (692, 19210), (865, 15368), (904, 14705), (1130, 11764), (1384, 9605), (1730, 7684), (1921, 6920), (2260, 5882), (2941, 4520), (3460, 3842)]