207617770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{20021}}^1$

素因数の和:20106

約数の個数: 32

約数和(自身を含む): 402201936

約数和(自身を除く): 194584166

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 20021, 40042, 100105, 200210, 340357, 680714, 1221281, 1701785, 2442562, 3403570, 6106405, 12212810, 20761777, 41523554, 103808885, 207617770]

約数ペア:

[(1, 207617770), (2, 103808885), (5, 41523554), (10, 20761777), (17, 12212810), (34, 6106405), (61, 3403570), (85, 2442562), (122, 1701785), (170, 1221281), (305, 680714), (610, 340357), (1037, 200210), (2074, 100105), (5185, 40042), (10370, 20021)]