402474910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{23801}}^1$

素因数の和:23916

約数の個数: 32

約数和(自身を含む): 771184800

約数和(自身を除く): 368709890

約数列:

[1, 2, 5, 10, 19, 38, 89, 95, 178, 190, 445, 890, 1691, 3382, 8455, 16910, 23801, 47602, 119005, 238010, 452219, 904438, 2118289, 2261095, 4236578, 4522190, 10591445, 21182890, 40247491, 80494982, 201237455, 402474910]

約数ペア:

[(1, 402474910), (2, 201237455), (5, 80494982), (10, 40247491), (19, 21182890), (38, 10591445), (89, 4522190), (95, 4236578), (178, 2261095), (190, 2118289), (445, 904438), (890, 452219), (1691, 238010), (3382, 119005), (8455, 47602), (16910, 23801)]