20184416630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{439}}^1\times {\mathrm{911}}^1$

素因数の和:1474

約数の個数: 96

約数和(自身を含む): 42818181120

約数和(自身を除く): 22633764490

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 103, 206, 245, 439, 490, 515, 721, 878, 911, 1030, 1442, 1822, 2195, 3073, 3605, 4390, 4555, 5047, 6146, 6377, 7210, 9110, 10094, 12754, 15365, 21511, 25235, 30730, 31885, 43022, 44639, 45217, 50470, 63770, 89278, 90434, 93833, 107555, 187666, 215110, 223195, 226085, 316519, 399929, 446390, 452170, 469165, 633038, 656831, 799858, 938330, 1313662, 1582595, 1999645, 2215633, 2799503, 3165190, 3284155, 3999290, 4431266, 4597817, 5599006, 6568310, 9195634, 11078165, 13997515, 19596521, 22156330, 22989085, 27995030, 39193042, 41192687, 45978170, 82385374, 97982605, 195965210, 205963435, 288348809, 411926870, 576697618, 1441744045, 2018441663, 2883488090, 4036883326, 10092208315, 20184416630]

約数ペア:

[(1, 20184416630), (2, 10092208315), (5, 4036883326), (7, 2883488090), (10, 2018441663), (14, 1441744045), (35, 576697618), (49, 411926870), (70, 288348809), (98, 205963435), (103, 195965210), (206, 97982605), (245, 82385374), (439, 45978170), (490, 41192687), (515, 39193042), (721, 27995030), (878, 22989085), (911, 22156330), (1030, 19596521), (1442, 13997515), (1822, 11078165), (2195, 9195634), (3073, 6568310), (3605, 5599006), (4390, 4597817), (4555, 4431266), (5047, 3999290), (6146, 3284155), (6377, 3165190), (7210, 2799503), (9110, 2215633), (10094, 1999645), (12754, 1582595), (15365, 1313662), (21511, 938330), (25235, 799858), (30730, 656831), (31885, 633038), (43022, 469165), (44639, 452170), (45217, 446390), (50470, 399929), (63770, 316519), (89278, 226085), (90434, 223195), (93833, 215110), (107555, 187666)]