4263980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 11012400

約数和(自身を除く): 6748420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 229, 245, 266, 380, 458, 490, 532, 665, 916, 931, 980, 1145, 1330, 1603, 1862, 2290, 2660, 3206, 3724, 4351, 4580, 4655, 6412, 8015, 8702, 9310, 11221, 16030, 17404, 18620, 21755, 22442, 30457, 32060, 43510, 44884, 56105, 60914, 87020, 112210, 121828, 152285, 213199, 224420, 304570, 426398, 609140, 852796, 1065995, 2131990, 4263980]

約数ペア:

[(1, 4263980), (2, 2131990), (4, 1065995), (5, 852796), (7, 609140), (10, 426398), (14, 304570), (19, 224420), (20, 213199), (28, 152285), (35, 121828), (38, 112210), (49, 87020), (70, 60914), (76, 56105), (95, 44884), (98, 43510), (133, 32060), (140, 30457), (190, 22442), (196, 21755), (229, 18620), (245, 17404), (266, 16030), (380, 11221), (458, 9310), (490, 8702), (532, 8015), (665, 6412), (916, 4655), (931, 4580), (980, 4351), (1145, 3724), (1330, 3206), (1603, 2660), (1862, 2290)]