39126620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2467}}^1$

素因数の和:2550

約数の個数: 48

約数和(自身を含む): 89973408

約数和(自身を除く): 50846788

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 2467, 3172, 3965, 4934, 7930, 9868, 12335, 15860, 24670, 32071, 49340, 64142, 128284, 150487, 160355, 300974, 320710, 601948, 641420, 752435, 1504870, 1956331, 3009740, 3912662, 7825324, 9781655, 19563310, 39126620]

約数ペア:

[(1, 39126620), (2, 19563310), (4, 9781655), (5, 7825324), (10, 3912662), (13, 3009740), (20, 1956331), (26, 1504870), (52, 752435), (61, 641420), (65, 601948), (122, 320710), (130, 300974), (244, 160355), (260, 150487), (305, 128284), (610, 64142), (793, 49340), (1220, 32071), (1586, 24670), (2467, 15860), (3172, 12335), (3965, 9868), (4934, 7930)]