4306640

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 11155536

約数和(自身を除く): 6848896

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 41, 52, 65, 80, 82, 101, 104, 130, 164, 202, 205, 208, 260, 328, 404, 410, 505, 520, 533, 656, 808, 820, 1010, 1040, 1066, 1313, 1616, 1640, 2020, 2132, 2626, 2665, 3280, 4040, 4141, 4264, 5252, 5330, 6565, 8080, 8282, 8528, 10504, 10660, 13130, 16564, 20705, 21008, 21320, 26260, 33128, 41410, 42640, 52520, 53833, 66256, 82820, 105040, 107666, 165640, 215332, 269165, 331280, 430664, 538330, 861328, 1076660, 2153320, 4306640]

約数ペア:

[(1, 4306640), (2, 2153320), (4, 1076660), (5, 861328), (8, 538330), (10, 430664), (13, 331280), (16, 269165), (20, 215332), (26, 165640), (40, 107666), (41, 105040), (52, 82820), (65, 66256), (80, 53833), (82, 52520), (101, 42640), (104, 41410), (130, 33128), (164, 26260), (202, 21320), (205, 21008), (208, 20705), (260, 16564), (328, 13130), (404, 10660), (410, 10504), (505, 8528), (520, 8282), (533, 8080), (656, 6565), (808, 5330), (820, 5252), (1010, 4264), (1040, 4141), (1066, 4040), (1313, 3280), (1616, 2665), (1640, 2626), (2020, 2132)]