13469804540

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{613}}^1\times {\mathrm{5521}}^1$

素因数の和:6342

約数の個数: 48

約数和(自身を含む): 28480267200

約数和(自身を除く): 15010462660

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 613, 796, 995, 1226, 1990, 2452, 3065, 3980, 5521, 6130, 11042, 12260, 22084, 27605, 55210, 110420, 121987, 243974, 487948, 609935, 1098679, 1219870, 2197358, 2439740, 3384373, 4394716, 5493395, 6768746, 10986790, 13537492, 16921865, 21973580, 33843730, 67687460, 673490227, 1346980454, 2693960908, 3367451135, 6734902270, 13469804540]

約数ペア:

[(1, 13469804540), (2, 6734902270), (4, 3367451135), (5, 2693960908), (10, 1346980454), (20, 673490227), (199, 67687460), (398, 33843730), (613, 21973580), (796, 16921865), (995, 13537492), (1226, 10986790), (1990, 6768746), (2452, 5493395), (3065, 4394716), (3980, 3384373), (5521, 2439740), (6130, 2197358), (11042, 1219870), (12260, 1098679), (22084, 609935), (27605, 487948), (55210, 243974), (110420, 121987)]