1990161780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1951139}}^1$

素因数の和:1951168

約数の個数: 48

約数和(自身を含む): 5900247360

約数和(自身を除く): 3910085580

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, 1951139, 3902278, 5853417, 7804556, 9755695, 11706834, 19511390, 23413668, 29267085, 33169363, 39022780, 58534170, 66338726, 99508089, 117068340, 132677452, 165846815, 199016178, 331693630, 398032356, 497540445, 663387260, 995080890, 1990161780]

約数ペア:

[(1, 1990161780), (2, 995080890), (3, 663387260), (4, 497540445), (5, 398032356), (6, 331693630), (10, 199016178), (12, 165846815), (15, 132677452), (17, 117068340), (20, 99508089), (30, 66338726), (34, 58534170), (51, 39022780), (60, 33169363), (68, 29267085), (85, 23413668), (102, 19511390), (170, 11706834), (204, 9755695), (255, 7804556), (340, 5853417), (510, 3902278), (1020, 1951139)]