273683980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{720221}}^1$

素因数の和:720249

約数の個数: 24

約数和(自身を含む): 604986480

約数和(自身を除く): 331302500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 720221, 1440442, 2880884, 3601105, 7202210, 13684199, 14404420, 27368398, 54736796, 68420995, 136841990, 273683980]

約数ペア:

[(1, 273683980), (2, 136841990), (4, 68420995), (5, 54736796), (10, 27368398), (19, 14404420), (20, 13684199), (38, 7202210), (76, 3601105), (95, 2880884), (190, 1440442), (380, 720221)]