4212040

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{307}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 11088000

約数和(自身を除く): 6875960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 307, 343, 392, 490, 614, 686, 980, 1228, 1372, 1535, 1715, 1960, 2149, 2456, 2744, 3070, 3430, 4298, 6140, 6860, 8596, 10745, 12280, 13720, 15043, 17192, 21490, 30086, 42980, 60172, 75215, 85960, 105301, 120344, 150430, 210602, 300860, 421204, 526505, 601720, 842408, 1053010, 2106020, 4212040]

約数ペア:

[(1, 4212040), (2, 2106020), (4, 1053010), (5, 842408), (7, 601720), (8, 526505), (10, 421204), (14, 300860), (20, 210602), (28, 150430), (35, 120344), (40, 105301), (49, 85960), (56, 75215), (70, 60172), (98, 42980), (140, 30086), (196, 21490), (245, 17192), (280, 15043), (307, 13720), (343, 12280), (392, 10745), (490, 8596), (614, 6860), (686, 6140), (980, 4298), (1228, 3430), (1372, 3070), (1535, 2744), (1715, 2456), (1960, 2149)]