1894500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{421}}^1$

素因数の和:446

約数の個数: 72

約数和(自身を含む): 5990712

約数和(自身を除く): 4096212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 421, 450, 500, 750, 842, 900, 1125, 1263, 1500, 1684, 2105, 2250, 2526, 3789, 4210, 4500, 5052, 6315, 7578, 8420, 10525, 12630, 15156, 18945, 21050, 25260, 31575, 37890, 42100, 52625, 63150, 75780, 94725, 105250, 126300, 157875, 189450, 210500, 315750, 378900, 473625, 631500, 947250, 1894500]

約数ペア:

[(1, 1894500), (2, 947250), (3, 631500), (4, 473625), (5, 378900), (6, 315750), (9, 210500), (10, 189450), (12, 157875), (15, 126300), (18, 105250), (20, 94725), (25, 75780), (30, 63150), (36, 52625), (45, 42100), (50, 37890), (60, 31575), (75, 25260), (90, 21050), (100, 18945), (125, 15156), (150, 12630), (180, 10525), (225, 8420), (250, 7578), (300, 6315), (375, 5052), (421, 4500), (450, 4210), (500, 3789), (750, 2526), (842, 2250), (900, 2105), (1125, 1684), (1263, 1500)]