20146020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19751}}^1$

素因数の和:19780

約数の個数: 48

約数和(自身を含む): 59730048

約数和(自身を除く): 39584028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 19751, 39502, 59253, 79004, 98755, 118506, 197510, 237012, 296265, 335767, 395020, 592530, 671534, 1007301, 1185060, 1343068, 1678835, 2014602, 3357670, 4029204, 5036505, 6715340, 10073010, 20146020]

約数ペア:

[(1, 20146020), (2, 10073010), (3, 6715340), (4, 5036505), (5, 4029204), (6, 3357670), (10, 2014602), (12, 1678835), (15, 1343068), (17, 1185060), (20, 1007301), (30, 671534), (34, 592530), (51, 395020), (60, 335767), (68, 296265), (85, 237012), (102, 197510), (170, 118506), (204, 98755), (255, 79004), (340, 59253), (510, 39502), (1020, 19751)]