71105980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{17011}}^1$

素因数の和:17050

約数の個数: 48

約数和(自身を含む): 171480960

約数和(自身を除く): 100374980

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 17011, 34022, 68044, 85055, 170110, 187121, 323209, 340220, 374242, 646418, 748484, 935605, 1292836, 1616045, 1871210, 3232090, 3555299, 3742420, 6464180, 7110598, 14221196, 17776495, 35552990, 71105980]

約数ペア:

[(1, 71105980), (2, 35552990), (4, 17776495), (5, 14221196), (10, 7110598), (11, 6464180), (19, 3742420), (20, 3555299), (22, 3232090), (38, 1871210), (44, 1616045), (55, 1292836), (76, 935605), (95, 748484), (110, 646418), (190, 374242), (209, 340220), (220, 323209), (380, 187121), (418, 170110), (836, 85055), (1045, 68044), (2090, 34022), (4180, 17011)]