4060140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{1381}}^1$

素因数の和:1407

約数の個数: 72

約数和(自身を含む): 13234032

約数和(自身を除く): 9173892

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1381, 1470, 2762, 2940, 4143, 5524, 6905, 8286, 9667, 13810, 16572, 19334, 20715, 27620, 29001, 38668, 41430, 48335, 58002, 67669, 82860, 96670, 116004, 135338, 145005, 193340, 203007, 270676, 290010, 338345, 406014, 580020, 676690, 812028, 1015035, 1353380, 2030070, 4060140]

約数ペア:

[(1, 4060140), (2, 2030070), (3, 1353380), (4, 1015035), (5, 812028), (6, 676690), (7, 580020), (10, 406014), (12, 338345), (14, 290010), (15, 270676), (20, 203007), (21, 193340), (28, 145005), (30, 135338), (35, 116004), (42, 96670), (49, 82860), (60, 67669), (70, 58002), (84, 48335), (98, 41430), (105, 38668), (140, 29001), (147, 27620), (196, 20715), (210, 19334), (245, 16572), (294, 13810), (420, 9667), (490, 8286), (588, 6905), (735, 5524), (980, 4143), (1381, 2940), (1470, 2762)]