1520460340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1\times {\mathrm{743}}^1$

素因数の和:1117

約数の個数: 96

約数和(自身を含む): 3743760384

約数和(自身を除く): 2223300044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 311, 329, 470, 622, 658, 743, 940, 1244, 1316, 1486, 1555, 1645, 2177, 2972, 3110, 3290, 3715, 4354, 5201, 6220, 6580, 7430, 8708, 10402, 10885, 14617, 14860, 20804, 21770, 26005, 29234, 34921, 43540, 52010, 58468, 69842, 73085, 102319, 104020, 139684, 146170, 174605, 204638, 231073, 244447, 292340, 349210, 409276, 462146, 488894, 511595, 698420, 924292, 977788, 1023190, 1155365, 1222235, 1617511, 2046380, 2310730, 2444470, 3235022, 4621460, 4888940, 6470044, 8087555, 10860431, 16175110, 21720862, 32350220, 43441724, 54302155, 76023017, 108604310, 152046034, 217208620, 304092068, 380115085, 760230170, 1520460340]

約数ペア:

[(1, 1520460340), (2, 760230170), (4, 380115085), (5, 304092068), (7, 217208620), (10, 152046034), (14, 108604310), (20, 76023017), (28, 54302155), (35, 43441724), (47, 32350220), (70, 21720862), (94, 16175110), (140, 10860431), (188, 8087555), (235, 6470044), (311, 4888940), (329, 4621460), (470, 3235022), (622, 2444470), (658, 2310730), (743, 2046380), (940, 1617511), (1244, 1222235), (1316, 1155365), (1486, 1023190), (1555, 977788), (1645, 924292), (2177, 698420), (2972, 511595), (3110, 488894), (3290, 462146), (3715, 409276), (4354, 349210), (5201, 292340), (6220, 244447), (6580, 231073), (7430, 204638), (8708, 174605), (10402, 146170), (10885, 139684), (14617, 104020), (14860, 102319), (20804, 73085), (21770, 69842), (26005, 58468), (29234, 52010), (34921, 43540)]