20236097660

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{911}}^1\times {\mathrm{15643}}^1$

素因数の和:16634

約数の個数: 48

約数和(自身を含む): 43144399872

約数和(自身を除く): 22908302212

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 911, 1420, 1822, 3644, 4555, 9110, 15643, 18220, 31286, 62572, 64681, 78215, 129362, 156430, 258724, 312860, 323405, 646810, 1110653, 1293620, 2221306, 4442612, 5553265, 11106530, 14250773, 22213060, 28501546, 57003092, 71253865, 142507730, 285015460, 1011804883, 2023609766, 4047219532, 5059024415, 10118048830, 20236097660]

約数ペア:

[(1, 20236097660), (2, 10118048830), (4, 5059024415), (5, 4047219532), (10, 2023609766), (20, 1011804883), (71, 285015460), (142, 142507730), (284, 71253865), (355, 57003092), (710, 28501546), (911, 22213060), (1420, 14250773), (1822, 11106530), (3644, 5553265), (4555, 4442612), (9110, 2221306), (15643, 1293620), (18220, 1110653), (31286, 646810), (62572, 323405), (64681, 312860), (78215, 258724), (129362, 156430)]