3800340

素因数分解:

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

素因数の和:549

約数の個数: 72

約数和(自身を含む): 11819808

約数和(自身を除く): 8019468

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 491, 516, 645, 774, 860, 982, 1290, 1473, 1548, 1935, 1964, 2455, 2580, 2946, 3870, 4419, 4910, 5892, 7365, 7740, 8838, 9820, 14730, 17676, 21113, 22095, 29460, 42226, 44190, 63339, 84452, 88380, 105565, 126678, 190017, 211130, 253356, 316695, 380034, 422260, 633390, 760068, 950085, 1266780, 1900170, 3800340]

約数ペア:

[(1, 3800340), (2, 1900170), (3, 1266780), (4, 950085), (5, 760068), (6, 633390), (9, 422260), (10, 380034), (12, 316695), (15, 253356), (18, 211130), (20, 190017), (30, 126678), (36, 105565), (43, 88380), (45, 84452), (60, 63339), (86, 44190), (90, 42226), (129, 29460), (172, 22095), (180, 21113), (215, 17676), (258, 14730), (387, 9820), (430, 8838), (491, 7740), (516, 7365), (645, 5892), (774, 4910), (860, 4419), (982, 3870), (1290, 2946), (1473, 2580), (1548, 2455), (1935, 1964)]