11853520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 32105088

約数和(自身を除く): 20251568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 61, 70, 80, 112, 122, 140, 244, 280, 305, 347, 427, 488, 560, 610, 694, 854, 976, 1220, 1388, 1708, 1735, 2135, 2429, 2440, 2776, 3416, 3470, 4270, 4858, 4880, 5552, 6832, 6940, 8540, 9716, 12145, 13880, 17080, 19432, 21167, 24290, 27760, 34160, 38864, 42334, 48580, 84668, 97160, 105835, 148169, 169336, 194320, 211670, 296338, 338672, 423340, 592676, 740845, 846680, 1185352, 1481690, 1693360, 2370704, 2963380, 5926760, 11853520]

約数ペア:

[(1, 11853520), (2, 5926760), (4, 2963380), (5, 2370704), (7, 1693360), (8, 1481690), (10, 1185352), (14, 846680), (16, 740845), (20, 592676), (28, 423340), (35, 338672), (40, 296338), (56, 211670), (61, 194320), (70, 169336), (80, 148169), (112, 105835), (122, 97160), (140, 84668), (244, 48580), (280, 42334), (305, 38864), (347, 34160), (427, 27760), (488, 24290), (560, 21167), (610, 19432), (694, 17080), (854, 13880), (976, 12145), (1220, 9716), (1388, 8540), (1708, 6940), (1735, 6832), (2135, 5552), (2429, 4880), (2440, 4858), (2776, 4270), (3416, 3470)]