1940140580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{1093}}^1$

素因数の和:1549

約数の個数: 96

約数和(自身を含む): 4822702080

約数和(自身を除く): 2882561500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 409, 434, 620, 818, 868, 1085, 1093, 1636, 2045, 2170, 2186, 2863, 4090, 4340, 4372, 5465, 5726, 7651, 8180, 10930, 11452, 12679, 14315, 15302, 21860, 25358, 28630, 30604, 33883, 38255, 50716, 57260, 63395, 67766, 76510, 88753, 126790, 135532, 153020, 169415, 177506, 237181, 253580, 338830, 355012, 443765, 447037, 474362, 677660, 887530, 894074, 948724, 1185905, 1775060, 1788148, 2235185, 2371810, 3129259, 4470370, 4743620, 6258518, 8940740, 12517036, 13858147, 15646295, 27716294, 31292590, 55432588, 62585180, 69290735, 97007029, 138581470, 194014058, 277162940, 388028116, 485035145, 970070290, 1940140580]

約数ペア:

[(1, 1940140580), (2, 970070290), (4, 485035145), (5, 388028116), (7, 277162940), (10, 194014058), (14, 138581470), (20, 97007029), (28, 69290735), (31, 62585180), (35, 55432588), (62, 31292590), (70, 27716294), (124, 15646295), (140, 13858147), (155, 12517036), (217, 8940740), (310, 6258518), (409, 4743620), (434, 4470370), (620, 3129259), (818, 2371810), (868, 2235185), (1085, 1788148), (1093, 1775060), (1636, 1185905), (2045, 948724), (2170, 894074), (2186, 887530), (2863, 677660), (4090, 474362), (4340, 447037), (4372, 443765), (5465, 355012), (5726, 338830), (7651, 253580), (8180, 237181), (10930, 177506), (11452, 169415), (12679, 153020), (14315, 135532), (15302, 126790), (21860, 88753), (25358, 76510), (28630, 67766), (30604, 63395), (33883, 57260), (38255, 50716)]