3728891990

素因数分解:

$2^1\times 5^1\times {\mathrm{4001}}^1\times {\mathrm{93199}}^1$

素因数の和:97207

約数の個数: 16

約数和(自身を含む): 6713755200

約数和(自身を除く): 2984863210

約数列:

[1, 2, 5, 10, 4001, 8002, 20005, 40010, 93199, 186398, 465995, 931990, 372889199, 745778398, 1864445995, 3728891990]

約数ペア:

[(1, 3728891990), (2, 1864445995), (5, 745778398), (10, 372889199), (4001, 931990), (8002, 465995), (20005, 186398), (40010, 93199)]