1970400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{821}}^1$

素因数の和:844

約数の個数: 72

約数和(自身を含む): 6421464

約数和(自身を除く): 4451064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 821, 1200, 1642, 2400, 2463, 3284, 4105, 4926, 6568, 8210, 9852, 12315, 13136, 16420, 19704, 20525, 24630, 26272, 32840, 39408, 41050, 49260, 61575, 65680, 78816, 82100, 98520, 123150, 131360, 164200, 197040, 246300, 328400, 394080, 492600, 656800, 985200, 1970400]

約数ペア:

[(1, 1970400), (2, 985200), (3, 656800), (4, 492600), (5, 394080), (6, 328400), (8, 246300), (10, 197040), (12, 164200), (15, 131360), (16, 123150), (20, 98520), (24, 82100), (25, 78816), (30, 65680), (32, 61575), (40, 49260), (48, 41050), (50, 39408), (60, 32840), (75, 26272), (80, 24630), (96, 20525), (100, 19704), (120, 16420), (150, 13136), (160, 12315), (200, 9852), (240, 8210), (300, 6568), (400, 4926), (480, 4105), (600, 3284), (800, 2463), (821, 2400), (1200, 1642)]