20175047210

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1\times {\mathrm{1367}}^1$

素因数の和:2015

約数の個数: 64

約数和(自身を含む): 38561184000

約数和(自身を除く): 18386136790

約数列:

[1, 2, 5, 10, 19, 38, 95, 173, 190, 346, 449, 865, 898, 1367, 1730, 2245, 2734, 3287, 4490, 6574, 6835, 8531, 13670, 16435, 17062, 25973, 32870, 42655, 51946, 77677, 85310, 129865, 155354, 236491, 259730, 388385, 472982, 613783, 776770, 1182455, 1227566, 1475863, 2364910, 2951726, 3068915, 4493329, 6137830, 7379315, 8986658, 11661877, 14758630, 22466645, 23323754, 44933290, 58309385, 106184459, 116618770, 212368918, 530922295, 1061844590, 2017504721, 4035009442, 10087523605, 20175047210]

約数ペア:

[(1, 20175047210), (2, 10087523605), (5, 4035009442), (10, 2017504721), (19, 1061844590), (38, 530922295), (95, 212368918), (173, 116618770), (190, 106184459), (346, 58309385), (449, 44933290), (865, 23323754), (898, 22466645), (1367, 14758630), (1730, 11661877), (2245, 8986658), (2734, 7379315), (3287, 6137830), (4490, 4493329), (6574, 3068915), (6835, 2951726), (8531, 2364910), (13670, 1475863), (16435, 1227566), (17062, 1182455), (25973, 776770), (32870, 613783), (42655, 472982), (51946, 388385), (77677, 259730), (85310, 236491), (129865, 155354)]