9903040

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{4421}}^1$

素因数の和:4445

約数の個数: 56

約数和(自身を含む): 26956512

約数和(自身を除く): 17053472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 4421, 8842, 17684, 22105, 30947, 35368, 44210, 61894, 70736, 88420, 123788, 141472, 154735, 176840, 247576, 282944, 309470, 353680, 495152, 618940, 707360, 990304, 1237880, 1414720, 1980608, 2475760, 4951520, 9903040]

約数ペア:

[(1, 9903040), (2, 4951520), (4, 2475760), (5, 1980608), (7, 1414720), (8, 1237880), (10, 990304), (14, 707360), (16, 618940), (20, 495152), (28, 353680), (32, 309470), (35, 282944), (40, 247576), (56, 176840), (64, 154735), (70, 141472), (80, 123788), (112, 88420), (140, 70736), (160, 61894), (224, 44210), (280, 35368), (320, 30947), (448, 22105), (560, 17684), (1120, 8842), (2240, 4421)]