53957820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18353}}^1$

素因数の和:18379

約数の個数: 72

約数和(自身を含む): 175757904

約数和(自身を除く): 121800084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 18353, 36706, 55059, 73412, 91765, 110118, 128471, 183530, 220236, 256942, 275295, 367060, 385413, 513884, 550590, 642355, 770826, 899297, 1101180, 1284710, 1541652, 1798594, 1927065, 2569420, 2697891, 3597188, 3854130, 4496485, 5395782, 7708260, 8992970, 10791564, 13489455, 17985940, 26978910, 53957820]

約数ペア:

[(1, 53957820), (2, 26978910), (3, 17985940), (4, 13489455), (5, 10791564), (6, 8992970), (7, 7708260), (10, 5395782), (12, 4496485), (14, 3854130), (15, 3597188), (20, 2697891), (21, 2569420), (28, 1927065), (30, 1798594), (35, 1541652), (42, 1284710), (49, 1101180), (60, 899297), (70, 770826), (84, 642355), (98, 550590), (105, 513884), (140, 385413), (147, 367060), (196, 275295), (210, 256942), (245, 220236), (294, 183530), (420, 128471), (490, 110118), (588, 91765), (735, 73412), (980, 55059), (1470, 36706), (2940, 18353)]