1480720

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 3499776

約数和(自身を除く): 2019056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 223, 332, 415, 446, 664, 830, 892, 1115, 1328, 1660, 1784, 2230, 3320, 3568, 4460, 6640, 8920, 17840, 18509, 37018, 74036, 92545, 148072, 185090, 296144, 370180, 740360, 1480720]

約数ペア:

[(1, 1480720), (2, 740360), (4, 370180), (5, 296144), (8, 185090), (10, 148072), (16, 92545), (20, 74036), (40, 37018), (80, 18509), (83, 17840), (166, 8920), (223, 6640), (332, 4460), (415, 3568), (446, 3320), (664, 2230), (830, 1784), (892, 1660), (1115, 1328)]