1900170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:547

約数の個数: 48

約数和(自身を含む): 5065632

約数和(自身を除く): 3165462

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 491, 645, 774, 982, 1290, 1473, 1935, 2455, 2946, 3870, 4419, 4910, 7365, 8838, 14730, 21113, 22095, 42226, 44190, 63339, 105565, 126678, 190017, 211130, 316695, 380034, 633390, 950085, 1900170]

約数ペア:

[(1, 1900170), (2, 950085), (3, 633390), (5, 380034), (6, 316695), (9, 211130), (10, 190017), (15, 126678), (18, 105565), (30, 63339), (43, 44190), (45, 42226), (86, 22095), (90, 21113), (129, 14730), (215, 8838), (258, 7365), (387, 4910), (430, 4419), (491, 3870), (645, 2946), (774, 2455), (982, 1935), (1290, 1473)]