2013458020

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{293507}}^1$

素因数の和:293537

約数の個数: 48

約数和(自身を含む): 4930934400

約数和(自身を除く): 2917476380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 293507, 587014, 1174028, 1467535, 2054549, 2935070, 4109098, 5870140, 8218196, 10272745, 14381843, 20545490, 28763686, 41090980, 57527372, 71909215, 100672901, 143818430, 201345802, 287636860, 402691604, 503364505, 1006729010, 2013458020]

約数ペア:

[(1, 2013458020), (2, 1006729010), (4, 503364505), (5, 402691604), (7, 287636860), (10, 201345802), (14, 143818430), (20, 100672901), (28, 71909215), (35, 57527372), (49, 41090980), (70, 28763686), (98, 20545490), (140, 14381843), (196, 10272745), (245, 8218196), (343, 5870140), (490, 4109098), (686, 2935070), (980, 2054549), (1372, 1467535), (1715, 1174028), (3430, 587014), (6860, 293507)]