207620970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{17791}}^1$

素因数の和:18190

約数の個数: 32

約数和(自身を含む): 499599360

約数和(自身を除く): 291978390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 389, 778, 1167, 1945, 2334, 3890, 5835, 11670, 17791, 35582, 53373, 88955, 106746, 177910, 266865, 533730, 6920699, 13841398, 20762097, 34603495, 41524194, 69206990, 103810485, 207620970]

約数ペア:

[(1, 207620970), (2, 103810485), (3, 69206990), (5, 41524194), (6, 34603495), (10, 20762097), (15, 13841398), (30, 6920699), (389, 533730), (778, 266865), (1167, 177910), (1945, 106746), (2334, 88955), (3890, 53373), (5835, 35582), (11670, 17791)]