13365520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:872

約数の個数: 80

約数和(自身を含む): 36783360

約数和(自身を除く): 23417840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 203, 232, 280, 290, 406, 464, 560, 580, 812, 823, 1015, 1160, 1624, 1646, 2030, 2320, 3248, 3292, 4060, 4115, 5761, 6584, 8120, 8230, 11522, 13168, 16240, 16460, 23044, 23867, 28805, 32920, 46088, 47734, 57610, 65840, 92176, 95468, 115220, 119335, 167069, 190936, 230440, 238670, 334138, 381872, 460880, 477340, 668276, 835345, 954680, 1336552, 1670690, 1909360, 2673104, 3341380, 6682760, 13365520]

約数ペア:

[(1, 13365520), (2, 6682760), (4, 3341380), (5, 2673104), (7, 1909360), (8, 1670690), (10, 1336552), (14, 954680), (16, 835345), (20, 668276), (28, 477340), (29, 460880), (35, 381872), (40, 334138), (56, 238670), (58, 230440), (70, 190936), (80, 167069), (112, 119335), (116, 115220), (140, 95468), (145, 92176), (203, 65840), (232, 57610), (280, 47734), (290, 46088), (406, 32920), (464, 28805), (560, 23867), (580, 23044), (812, 16460), (823, 16240), (1015, 13168), (1160, 11522), (1624, 8230), (1646, 8120), (2030, 6584), (2320, 5761), (3248, 4115), (3292, 4060)]