8890140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{347}}^1$

素因数の和:427

約数の個数: 96

約数和(自身を含む): 28998144

約数和(自身を除く): 20108004

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 61, 70, 84, 105, 122, 140, 183, 210, 244, 305, 347, 366, 420, 427, 610, 694, 732, 854, 915, 1041, 1220, 1281, 1388, 1708, 1735, 1830, 2082, 2135, 2429, 2562, 3470, 3660, 4164, 4270, 4858, 5124, 5205, 6405, 6940, 7287, 8540, 9716, 10410, 12145, 12810, 14574, 20820, 21167, 24290, 25620, 29148, 36435, 42334, 48580, 63501, 72870, 84668, 105835, 127002, 145740, 148169, 211670, 254004, 296338, 317505, 423340, 444507, 592676, 635010, 740845, 889014, 1270020, 1481690, 1778028, 2222535, 2963380, 4445070, 8890140]

約数ペア:

[(1, 8890140), (2, 4445070), (3, 2963380), (4, 2222535), (5, 1778028), (6, 1481690), (7, 1270020), (10, 889014), (12, 740845), (14, 635010), (15, 592676), (20, 444507), (21, 423340), (28, 317505), (30, 296338), (35, 254004), (42, 211670), (60, 148169), (61, 145740), (70, 127002), (84, 105835), (105, 84668), (122, 72870), (140, 63501), (183, 48580), (210, 42334), (244, 36435), (305, 29148), (347, 25620), (366, 24290), (420, 21167), (427, 20820), (610, 14574), (694, 12810), (732, 12145), (854, 10410), (915, 9716), (1041, 8540), (1220, 7287), (1281, 6940), (1388, 6405), (1708, 5205), (1735, 5124), (1830, 4858), (2082, 4270), (2135, 4164), (2429, 3660), (2562, 3470)]