8041864420

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1619}}^1\times {\mathrm{2459}}^1$

素因数の和:4188

約数の個数: 48

約数和(自身を含む): 17072596800

約数和(自身を除く): 9030732380

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 1619, 2020, 2459, 3238, 4918, 6476, 8095, 9836, 12295, 16190, 24590, 32380, 49180, 163519, 248359, 327038, 496718, 654076, 817595, 993436, 1241795, 1635190, 2483590, 3270380, 3981121, 4967180, 7962242, 15924484, 19905605, 39811210, 79622420, 402093221, 804186442, 1608372884, 2010466105, 4020932210, 8041864420]

約数ペア:

[(1, 8041864420), (2, 4020932210), (4, 2010466105), (5, 1608372884), (10, 804186442), (20, 402093221), (101, 79622420), (202, 39811210), (404, 19905605), (505, 15924484), (1010, 7962242), (1619, 4967180), (2020, 3981121), (2459, 3270380), (3238, 2483590), (4918, 1635190), (6476, 1241795), (8095, 993436), (9836, 817595), (12295, 654076), (16190, 496718), (24590, 327038), (32380, 248359), (49180, 163519)]