450004520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{39199}}^1$

素因数の和:39258

約数の個数: 64

約数和(自身を含む): 1185408000

約数和(自身を除く): 735403480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 41, 56, 70, 82, 140, 164, 205, 280, 287, 328, 410, 574, 820, 1148, 1435, 1640, 2296, 2870, 5740, 11480, 39199, 78398, 156796, 195995, 274393, 313592, 391990, 548786, 783980, 1097572, 1371965, 1567960, 1607159, 2195144, 2743930, 3214318, 5487860, 6428636, 8035795, 10975720, 11250113, 12857272, 16071590, 22500226, 32143180, 45000452, 56250565, 64286360, 90000904, 112501130, 225002260, 450004520]

約数ペア:

[(1, 450004520), (2, 225002260), (4, 112501130), (5, 90000904), (7, 64286360), (8, 56250565), (10, 45000452), (14, 32143180), (20, 22500226), (28, 16071590), (35, 12857272), (40, 11250113), (41, 10975720), (56, 8035795), (70, 6428636), (82, 5487860), (140, 3214318), (164, 2743930), (205, 2195144), (280, 1607159), (287, 1567960), (328, 1371965), (410, 1097572), (574, 783980), (820, 548786), (1148, 391990), (1435, 313592), (1640, 274393), (2296, 195995), (2870, 156796), (5740, 78398), (11480, 39199)]