210002022200

素因数分解:

$2^3\times 5^2\times {\mathrm{3449}}^1\times {\mathrm{304439}}^1$

素因数の和:307904

約数の個数: 48

約数和(自身を含む): 488397870000

約数和(自身を除く): 278395847800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 3449, 6898, 13796, 17245, 27592, 34490, 68980, 86225, 137960, 172450, 304439, 344900, 608878, 689800, 1217756, 1522195, 2435512, 3044390, 6088780, 7610975, 12177560, 15221950, 30443900, 60887800, 1050010111, 2100020222, 4200040444, 5250050555, 8400080888, 10500101110, 21000202220, 26250252775, 42000404440, 52500505550, 105001011100, 210002022200]

約数ペア:

[(1, 210002022200), (2, 105001011100), (4, 52500505550), (5, 42000404440), (8, 26250252775), (10, 21000202220), (20, 10500101110), (25, 8400080888), (40, 5250050555), (50, 4200040444), (100, 2100020222), (200, 1050010111), (3449, 60887800), (6898, 30443900), (13796, 15221950), (17245, 12177560), (27592, 7610975), (34490, 6088780), (68980, 3044390), (86225, 2435512), (137960, 1522195), (172450, 1217756), (304439, 689800), (344900, 608878)]