29516120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 71020800

約数和(自身を除く): 41504680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 547, 568, 710, 760, 1094, 1349, 1420, 2188, 2698, 2735, 2840, 4376, 5396, 5470, 6745, 10393, 10792, 10940, 13490, 20786, 21880, 26980, 38837, 41572, 51965, 53960, 77674, 83144, 103930, 155348, 194185, 207860, 310696, 388370, 415720, 737903, 776740, 1475806, 1553480, 2951612, 3689515, 5903224, 7379030, 14758060, 29516120]

約数ペア:

[(1, 29516120), (2, 14758060), (4, 7379030), (5, 5903224), (8, 3689515), (10, 2951612), (19, 1553480), (20, 1475806), (38, 776740), (40, 737903), (71, 415720), (76, 388370), (95, 310696), (142, 207860), (152, 194185), (190, 155348), (284, 103930), (355, 83144), (380, 77674), (547, 53960), (568, 51965), (710, 41572), (760, 38837), (1094, 26980), (1349, 21880), (1420, 20786), (2188, 13490), (2698, 10940), (2735, 10792), (2840, 10393), (4376, 6745), (5396, 5470)]