12803120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14549}}^1$

素因数の和:14573

約数の個数: 40

約数和(自身を含む): 32475600

約数和(自身を除く): 19672480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14549, 29098, 58196, 72745, 116392, 145490, 160039, 232784, 290980, 320078, 581960, 640156, 800195, 1163920, 1280312, 1600390, 2560624, 3200780, 6401560, 12803120]

約数ペア:

[(1, 12803120), (2, 6401560), (4, 3200780), (5, 2560624), (8, 1600390), (10, 1280312), (11, 1163920), (16, 800195), (20, 640156), (22, 581960), (40, 320078), (44, 290980), (55, 232784), (80, 160039), (88, 145490), (110, 116392), (176, 72745), (220, 58196), (440, 29098), (880, 14549)]