61441940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{709}}^1$

素因数の和:1344

約数の個数: 48

約数和(自身を含む): 147907200

約数和(自身を除く): 86465260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 709, 1238, 1418, 2476, 2836, 3095, 3545, 4333, 4963, 6190, 7090, 8666, 9926, 12380, 14180, 17332, 19852, 21665, 24815, 43330, 49630, 86660, 99260, 438871, 877742, 1755484, 2194355, 3072097, 4388710, 6144194, 8777420, 12288388, 15360485, 30720970, 61441940]

約数ペア:

[(1, 61441940), (2, 30720970), (4, 15360485), (5, 12288388), (7, 8777420), (10, 6144194), (14, 4388710), (20, 3072097), (28, 2194355), (35, 1755484), (70, 877742), (140, 438871), (619, 99260), (709, 86660), (1238, 49630), (1418, 43330), (2476, 24815), (2836, 21665), (3095, 19852), (3545, 17332), (4333, 14180), (4963, 12380), (6190, 9926), (7090, 8666)]