40238520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{47903}}^1$

素因数の和:47924

約数の個数: 64

約数和(自身を含む): 137963520

約数和(自身を除く): 97725000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 47903, 95806, 143709, 191612, 239515, 287418, 335321, 383224, 479030, 574836, 670642, 718545, 958060, 1005963, 1149672, 1341284, 1437090, 1676605, 1916120, 2011926, 2682568, 2874180, 3353210, 4023852, 5029815, 5748360, 6706420, 8047704, 10059630, 13412840, 20119260, 40238520]

約数ペア:

[(1, 40238520), (2, 20119260), (3, 13412840), (4, 10059630), (5, 8047704), (6, 6706420), (7, 5748360), (8, 5029815), (10, 4023852), (12, 3353210), (14, 2874180), (15, 2682568), (20, 2011926), (21, 1916120), (24, 1676605), (28, 1437090), (30, 1341284), (35, 1149672), (40, 1005963), (42, 958060), (56, 718545), (60, 670642), (70, 574836), (84, 479030), (105, 383224), (120, 335321), (140, 287418), (168, 239515), (210, 191612), (280, 143709), (420, 95806), (840, 47903)]