201879020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1823}}^1$

素因数の和:1959

約数の個数: 72

約数和(自身を含む): 497798784

約数和(自身を除く): 295919764

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 113, 140, 196, 226, 245, 452, 490, 565, 791, 980, 1130, 1582, 1823, 2260, 3164, 3646, 3955, 5537, 7292, 7910, 9115, 11074, 12761, 15820, 18230, 22148, 25522, 27685, 36460, 51044, 55370, 63805, 89327, 110740, 127610, 178654, 205999, 255220, 357308, 411998, 446635, 823996, 893270, 1029995, 1441993, 1786540, 2059990, 2883986, 4119980, 5767972, 7209965, 10093951, 14419930, 20187902, 28839860, 40375804, 50469755, 100939510, 201879020]

約数ペア:

[(1, 201879020), (2, 100939510), (4, 50469755), (5, 40375804), (7, 28839860), (10, 20187902), (14, 14419930), (20, 10093951), (28, 7209965), (35, 5767972), (49, 4119980), (70, 2883986), (98, 2059990), (113, 1786540), (140, 1441993), (196, 1029995), (226, 893270), (245, 823996), (452, 446635), (490, 411998), (565, 357308), (791, 255220), (980, 205999), (1130, 178654), (1582, 127610), (1823, 110740), (2260, 89327), (3164, 63805), (3646, 55370), (3955, 51044), (5537, 36460), (7292, 27685), (7910, 25522), (9115, 22148), (11074, 18230), (12761, 15820)]