2004559360

素因数分解:

$2^9\times 5^1\times {\mathrm{37}}^1\times {\mathrm{21163}}^1$

素因数の和:21223

約数の個数: 80

約数和(自身を含む): 4936376016

約数和(自身を除く): 2931816656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 512, 592, 640, 740, 1184, 1280, 1480, 2368, 2560, 2960, 4736, 5920, 9472, 11840, 18944, 21163, 23680, 42326, 47360, 84652, 94720, 105815, 169304, 211630, 338608, 423260, 677216, 783031, 846520, 1354432, 1566062, 1693040, 2708864, 3132124, 3386080, 3915155, 5417728, 6264248, 6772160, 7830310, 10835456, 12528496, 13544320, 15660620, 25056992, 27088640, 31321240, 50113984, 54177280, 62642480, 100227968, 125284960, 200455936, 250569920, 400911872, 501139840, 1002279680, 2004559360]

約数ペア:

[(1, 2004559360), (2, 1002279680), (4, 501139840), (5, 400911872), (8, 250569920), (10, 200455936), (16, 125284960), (20, 100227968), (32, 62642480), (37, 54177280), (40, 50113984), (64, 31321240), (74, 27088640), (80, 25056992), (128, 15660620), (148, 13544320), (160, 12528496), (185, 10835456), (256, 7830310), (296, 6772160), (320, 6264248), (370, 5417728), (512, 3915155), (592, 3386080), (640, 3132124), (740, 2708864), (1184, 1693040), (1280, 1566062), (1480, 1354432), (2368, 846520), (2560, 783031), (2960, 677216), (4736, 423260), (5920, 338608), (9472, 211630), (11840, 169304), (18944, 105815), (21163, 94720), (23680, 84652), (42326, 47360)]