2013116980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{7993}}^1$

素因数の和:8273

約数の個数: 72

約数和(自身を含む): 4937510088

約数和(自身を除く): 2924393108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 257, 490, 514, 980, 1028, 1285, 1799, 2570, 3598, 5140, 7196, 7993, 8995, 12593, 15986, 17990, 25186, 31972, 35980, 39965, 50372, 55951, 62965, 79930, 111902, 125930, 159860, 223804, 251860, 279755, 391657, 559510, 783314, 1119020, 1566628, 1958285, 2054201, 3916570, 4108402, 7833140, 8216804, 10271005, 14379407, 20542010, 28758814, 41084020, 57517628, 71897035, 100655849, 143794070, 201311698, 287588140, 402623396, 503279245, 1006558490, 2013116980]

約数ペア:

[(1, 2013116980), (2, 1006558490), (4, 503279245), (5, 402623396), (7, 287588140), (10, 201311698), (14, 143794070), (20, 100655849), (28, 71897035), (35, 57517628), (49, 41084020), (70, 28758814), (98, 20542010), (140, 14379407), (196, 10271005), (245, 8216804), (257, 7833140), (490, 4108402), (514, 3916570), (980, 2054201), (1028, 1958285), (1285, 1566628), (1799, 1119020), (2570, 783314), (3598, 559510), (5140, 391657), (7196, 279755), (7993, 251860), (8995, 223804), (12593, 159860), (15986, 125930), (17990, 111902), (25186, 79930), (31972, 62965), (35980, 55951), (39965, 50372)]