39512980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1831}}^1$

素因数の和:1936

約数の個数: 48

約数和(自身を含む): 90486144

約数和(自身を除く): 50973164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 83, 130, 166, 260, 332, 415, 830, 1079, 1660, 1831, 2158, 3662, 4316, 5395, 7324, 9155, 10790, 18310, 21580, 23803, 36620, 47606, 95212, 119015, 151973, 238030, 303946, 476060, 607892, 759865, 1519730, 1975649, 3039460, 3951298, 7902596, 9878245, 19756490, 39512980]

約数ペア:

[(1, 39512980), (2, 19756490), (4, 9878245), (5, 7902596), (10, 3951298), (13, 3039460), (20, 1975649), (26, 1519730), (52, 759865), (65, 607892), (83, 476060), (130, 303946), (166, 238030), (260, 151973), (332, 119015), (415, 95212), (830, 47606), (1079, 36620), (1660, 23803), (1831, 21580), (2158, 18310), (3662, 10790), (4316, 9155), (5395, 7324)]