29961290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2221}}^1$

素因数の和:2318

約数の個数: 32

約数和(自身を含む): 57594240

約数和(自身を除く): 27632950

約数列:

[1, 2, 5, 10, 19, 38, 71, 95, 142, 190, 355, 710, 1349, 2221, 2698, 4442, 6745, 11105, 13490, 22210, 42199, 84398, 157691, 210995, 315382, 421990, 788455, 1576910, 2996129, 5992258, 14980645, 29961290]

約数ペア:

[(1, 29961290), (2, 14980645), (5, 5992258), (10, 2996129), (19, 1576910), (38, 788455), (71, 421990), (95, 315382), (142, 210995), (190, 157691), (355, 84398), (710, 42199), (1349, 22210), (2221, 13490), (2698, 11105), (4442, 6745)]