20932830

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{601}}^1$

素因数の和:663

約数の個数: 80

約数和(自身を含む): 57690864

約数和(自身を除く): 36758034

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 81, 86, 90, 129, 135, 162, 215, 258, 270, 387, 405, 430, 601, 645, 774, 810, 1161, 1202, 1290, 1803, 1935, 2322, 3005, 3483, 3606, 3870, 5409, 5805, 6010, 6966, 9015, 10818, 11610, 16227, 17415, 18030, 25843, 27045, 32454, 34830, 48681, 51686, 54090, 77529, 81135, 97362, 129215, 155058, 162270, 232587, 243405, 258430, 387645, 465174, 486810, 697761, 775290, 1162935, 1395522, 2093283, 2325870, 3488805, 4186566, 6977610, 10466415, 20932830]

約数ペア:

[(1, 20932830), (2, 10466415), (3, 6977610), (5, 4186566), (6, 3488805), (9, 2325870), (10, 2093283), (15, 1395522), (18, 1162935), (27, 775290), (30, 697761), (43, 486810), (45, 465174), (54, 387645), (81, 258430), (86, 243405), (90, 232587), (129, 162270), (135, 155058), (162, 129215), (215, 97362), (258, 81135), (270, 77529), (387, 54090), (405, 51686), (430, 48681), (601, 34830), (645, 32454), (774, 27045), (810, 25843), (1161, 18030), (1202, 17415), (1290, 16227), (1803, 11610), (1935, 10818), (2322, 9015), (3005, 6966), (3483, 6010), (3606, 5805), (3870, 5409)]