120160420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{20789}}^1$

素因数の和:20832

約数の個数: 36

約数和(自身を含む): 268066260

約数和(自身を除く): 147905840

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 20789, 41578, 83156, 103945, 207890, 353413, 415780, 706826, 1413652, 1767065, 3534130, 6008021, 7068260, 12016042, 24032084, 30040105, 60080210, 120160420]

約数ペア:

[(1, 120160420), (2, 60080210), (4, 30040105), (5, 24032084), (10, 12016042), (17, 7068260), (20, 6008021), (34, 3534130), (68, 1767065), (85, 1413652), (170, 706826), (289, 415780), (340, 353413), (578, 207890), (1156, 103945), (1445, 83156), (2890, 41578), (5780, 20789)]