919861020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{393103}}^1$

素因数の和:393131

約数の個数: 72

約数和(自身を含む): 3004886976

約数和(自身を除く): 2085025956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 393103, 786206, 1179309, 1572412, 1965515, 2358618, 3537927, 3931030, 4717236, 5110339, 5896545, 7075854, 7862060, 10220678, 11793090, 14151708, 15331017, 17689635, 20441356, 23586180, 25551695, 30662034, 35379270, 45993051, 51103390, 61324068, 70758540, 76655085, 91986102, 102206780, 153310170, 183972204, 229965255, 306620340, 459930510, 919861020]

約数ペア:

[(1, 919861020), (2, 459930510), (3, 306620340), (4, 229965255), (5, 183972204), (6, 153310170), (9, 102206780), (10, 91986102), (12, 76655085), (13, 70758540), (15, 61324068), (18, 51103390), (20, 45993051), (26, 35379270), (30, 30662034), (36, 25551695), (39, 23586180), (45, 20441356), (52, 17689635), (60, 15331017), (65, 14151708), (78, 11793090), (90, 10220678), (117, 7862060), (130, 7075854), (156, 5896545), (180, 5110339), (195, 4717236), (234, 3931030), (260, 3537927), (390, 2358618), (468, 1965515), (585, 1572412), (780, 1179309), (1170, 786206), (2340, 393103)]