47538820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{271}}^1$

素因数の和:473

約数の個数: 72

約数和(自身を含む): 117210240

約数和(自身を除く): 69671420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 179, 196, 245, 271, 358, 490, 542, 716, 895, 980, 1084, 1253, 1355, 1790, 1897, 2506, 2710, 3580, 3794, 5012, 5420, 6265, 7588, 8771, 9485, 12530, 13279, 17542, 18970, 25060, 26558, 35084, 37940, 43855, 48509, 53116, 66395, 87710, 97018, 132790, 175420, 194036, 242545, 265580, 339563, 485090, 679126, 970180, 1358252, 1697815, 2376941, 3395630, 4753882, 6791260, 9507764, 11884705, 23769410, 47538820]

約数ペア:

[(1, 47538820), (2, 23769410), (4, 11884705), (5, 9507764), (7, 6791260), (10, 4753882), (14, 3395630), (20, 2376941), (28, 1697815), (35, 1358252), (49, 970180), (70, 679126), (98, 485090), (140, 339563), (179, 265580), (196, 242545), (245, 194036), (271, 175420), (358, 132790), (490, 97018), (542, 87710), (716, 66395), (895, 53116), (980, 48509), (1084, 43855), (1253, 37940), (1355, 35084), (1790, 26558), (1897, 25060), (2506, 18970), (2710, 17542), (3580, 13279), (3794, 12530), (5012, 9485), (5420, 8771), (6265, 7588)]