2013143480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{56359}}^1$

素因数の和:56436

約数の個数: 64

約数和(自身を含む): 4869504000

約数和(自身を除く): 2856360520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1880, 3572, 4465, 7144, 8930, 17860, 35720, 56359, 112718, 225436, 281795, 450872, 563590, 1070821, 1127180, 2141642, 2254360, 2648873, 4283284, 5297746, 5354105, 8566568, 10595492, 10708210, 13244365, 21190984, 21416420, 26488730, 42832840, 50328587, 52977460, 100657174, 105954920, 201314348, 251642935, 402628696, 503285870, 1006571740, 2013143480]

約数ペア:

[(1, 2013143480), (2, 1006571740), (4, 503285870), (5, 402628696), (8, 251642935), (10, 201314348), (19, 105954920), (20, 100657174), (38, 52977460), (40, 50328587), (47, 42832840), (76, 26488730), (94, 21416420), (95, 21190984), (152, 13244365), (188, 10708210), (190, 10595492), (235, 8566568), (376, 5354105), (380, 5297746), (470, 4283284), (760, 2648873), (893, 2254360), (940, 2141642), (1786, 1127180), (1880, 1070821), (3572, 563590), (4465, 450872), (7144, 281795), (8930, 225436), (17860, 112718), (35720, 56359)]