746631220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{8221}}^1$

素因数の和:8488

約数の個数: 48

約数和(自身を含む): 1657555200

約数和(自身を除く): 910923980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 239, 380, 478, 956, 1195, 2390, 4541, 4780, 8221, 9082, 16442, 18164, 22705, 32884, 41105, 45410, 82210, 90820, 156199, 164420, 312398, 624796, 780995, 1561990, 1964819, 3123980, 3929638, 7859276, 9824095, 19648190, 37331561, 39296380, 74663122, 149326244, 186657805, 373315610, 746631220]

約数ペア:

[(1, 746631220), (2, 373315610), (4, 186657805), (5, 149326244), (10, 74663122), (19, 39296380), (20, 37331561), (38, 19648190), (76, 9824095), (95, 7859276), (190, 3929638), (239, 3123980), (380, 1964819), (478, 1561990), (956, 780995), (1195, 624796), (2390, 312398), (4541, 164420), (4780, 156199), (8221, 90820), (9082, 82210), (16442, 45410), (18164, 41105), (22705, 32884)]