27917720

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{587}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 66679200

約数和(自身を除く): 38761480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 82, 116, 145, 164, 205, 232, 290, 328, 410, 580, 587, 820, 1160, 1174, 1189, 1640, 2348, 2378, 2935, 4696, 4756, 5870, 5945, 9512, 11740, 11890, 17023, 23480, 23780, 24067, 34046, 47560, 48134, 68092, 85115, 96268, 120335, 136184, 170230, 192536, 240670, 340460, 481340, 680920, 697943, 962680, 1395886, 2791772, 3489715, 5583544, 6979430, 13958860, 27917720]

約数ペア:

[(1, 27917720), (2, 13958860), (4, 6979430), (5, 5583544), (8, 3489715), (10, 2791772), (20, 1395886), (29, 962680), (40, 697943), (41, 680920), (58, 481340), (82, 340460), (116, 240670), (145, 192536), (164, 170230), (205, 136184), (232, 120335), (290, 96268), (328, 85115), (410, 68092), (580, 48134), (587, 47560), (820, 34046), (1160, 24067), (1174, 23780), (1189, 23480), (1640, 17023), (2348, 11890), (2378, 11740), (2935, 9512), (4696, 5945), (4756, 5870)]