1900884720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1131479}}^1$

素因数の和:1131502

約数の個数: 80

約数和(自身を含む): 6734568960

約数和(自身を除く): 4833684240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 1131479, 2262958, 3394437, 4525916, 5657395, 6788874, 7920353, 9051832, 11314790, 13577748, 15840706, 16972185, 18103664, 22629580, 23761059, 27155496, 31681412, 33944370, 39601765, 45259160, 47522118, 54310992, 63362824, 67888740, 79203530, 90518320, 95044236, 118805295, 126725648, 135777480, 158407060, 190088472, 237610590, 271554960, 316814120, 380176944, 475221180, 633628240, 950442360, 1900884720]

約数ペア:

[(1, 1900884720), (2, 950442360), (3, 633628240), (4, 475221180), (5, 380176944), (6, 316814120), (7, 271554960), (8, 237610590), (10, 190088472), (12, 158407060), (14, 135777480), (15, 126725648), (16, 118805295), (20, 95044236), (21, 90518320), (24, 79203530), (28, 67888740), (30, 63362824), (35, 54310992), (40, 47522118), (42, 45259160), (48, 39601765), (56, 33944370), (60, 31681412), (70, 27155496), (80, 23761059), (84, 22629580), (105, 18103664), (112, 16972185), (120, 15840706), (140, 13577748), (168, 11314790), (210, 9051832), (240, 7920353), (280, 6788874), (336, 5657395), (420, 4525916), (560, 3394437), (840, 2262958), (1680, 1131479)]