13615939940

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{347}}^1\times {\mathrm{8209}}^1$

素因数の和:8804

約数の個数: 48

約数和(自身を含む): 28799366400

約数和(自身を除く): 15183426460

約数列:

[1, 2, 4, 5, 10, 20, 239, 347, 478, 694, 956, 1195, 1388, 1735, 2390, 3470, 4780, 6940, 8209, 16418, 32836, 41045, 82090, 82933, 164180, 165866, 331732, 414665, 829330, 1658660, 1961951, 2848523, 3923902, 5697046, 7847804, 9809755, 11394092, 14242615, 19619510, 28485230, 39239020, 56970460, 680796997, 1361593994, 2723187988, 3403984985, 6807969970, 13615939940]

約数ペア:

[(1, 13615939940), (2, 6807969970), (4, 3403984985), (5, 2723187988), (10, 1361593994), (20, 680796997), (239, 56970460), (347, 39239020), (478, 28485230), (694, 19619510), (956, 14242615), (1195, 11394092), (1388, 9809755), (1735, 7847804), (2390, 5697046), (3470, 3923902), (4780, 2848523), (6940, 1961951), (8209, 1658660), (16418, 829330), (32836, 414665), (41045, 331732), (82090, 165866), (82933, 164180)]