1327996840

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1\times {\mathrm{1483}}^1$

素因数の和:1922

約数の個数: 64

約数和(自身を含む): 3047304960

約数和(自身を除く): 1719308120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 367, 488, 610, 734, 1220, 1468, 1483, 1835, 2440, 2936, 2966, 3670, 5932, 7340, 7415, 11864, 14680, 14830, 22387, 29660, 44774, 59320, 89548, 90463, 111935, 179096, 180926, 223870, 361852, 447740, 452315, 544261, 723704, 895480, 904630, 1088522, 1809260, 2177044, 2721305, 3618520, 4354088, 5442610, 10885220, 21770440, 33199921, 66399842, 132799684, 165999605, 265599368, 331999210, 663998420, 1327996840]

約数ペア:

[(1, 1327996840), (2, 663998420), (4, 331999210), (5, 265599368), (8, 165999605), (10, 132799684), (20, 66399842), (40, 33199921), (61, 21770440), (122, 10885220), (244, 5442610), (305, 4354088), (367, 3618520), (488, 2721305), (610, 2177044), (734, 1809260), (1220, 1088522), (1468, 904630), (1483, 895480), (1835, 723704), (2440, 544261), (2936, 452315), (2966, 447740), (3670, 361852), (5932, 223870), (7340, 180926), (7415, 179096), (11864, 111935), (14680, 90463), (14830, 89548), (22387, 59320), (29660, 44774)]