4221780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4139}}^1$

素因数の和:4168

約数の個数: 48

約数和(自身を含む): 12519360

約数和(自身を除く): 8297580

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, 4139, 8278, 12417, 16556, 20695, 24834, 41390, 49668, 62085, 70363, 82780, 124170, 140726, 211089, 248340, 281452, 351815, 422178, 703630, 844356, 1055445, 1407260, 2110890, 4221780]

約数ペア:

[(1, 4221780), (2, 2110890), (3, 1407260), (4, 1055445), (5, 844356), (6, 703630), (10, 422178), (12, 351815), (15, 281452), (17, 248340), (20, 211089), (30, 140726), (34, 124170), (51, 82780), (60, 70363), (68, 62085), (85, 49668), (102, 41390), (170, 24834), (204, 20695), (255, 16556), (340, 12417), (510, 8278), (1020, 4139)]