1128889720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{5903}}^1$

素因数の和:6604

約数の個数: 64

約数和(自身を含む): 2907601920

約数和(自身を除く): 1778712200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 683, 1366, 2732, 3415, 4781, 5464, 5903, 6830, 9562, 11806, 13660, 19124, 23612, 23905, 27320, 29515, 38248, 41321, 47224, 47810, 59030, 82642, 95620, 118060, 165284, 191240, 206605, 236120, 330568, 413210, 826420, 1652840, 4031749, 8063498, 16126996, 20158745, 28222243, 32253992, 40317490, 56444486, 80634980, 112888972, 141111215, 161269960, 225777944, 282222430, 564444860, 1128889720]

約数ペア:

[(1, 1128889720), (2, 564444860), (4, 282222430), (5, 225777944), (7, 161269960), (8, 141111215), (10, 112888972), (14, 80634980), (20, 56444486), (28, 40317490), (35, 32253992), (40, 28222243), (56, 20158745), (70, 16126996), (140, 8063498), (280, 4031749), (683, 1652840), (1366, 826420), (2732, 413210), (3415, 330568), (4781, 236120), (5464, 206605), (5903, 191240), (6830, 165284), (9562, 118060), (11806, 95620), (13660, 82642), (19124, 59030), (23612, 47810), (23905, 47224), (27320, 41321), (29515, 38248)]