40476940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:527

約数の個数: 72

約数和(自身を含む): 100088352

約数和(自身を除く): 59611412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 103, 140, 196, 206, 245, 401, 412, 490, 515, 721, 802, 980, 1030, 1442, 1604, 2005, 2060, 2807, 2884, 3605, 4010, 5047, 5614, 7210, 8020, 10094, 11228, 14035, 14420, 19649, 20188, 25235, 28070, 39298, 41303, 50470, 56140, 78596, 82606, 98245, 100940, 165212, 196490, 206515, 289121, 392980, 413030, 578242, 826060, 1156484, 1445605, 2023847, 2891210, 4047694, 5782420, 8095388, 10119235, 20238470, 40476940]

約数ペア:

[(1, 40476940), (2, 20238470), (4, 10119235), (5, 8095388), (7, 5782420), (10, 4047694), (14, 2891210), (20, 2023847), (28, 1445605), (35, 1156484), (49, 826060), (70, 578242), (98, 413030), (103, 392980), (140, 289121), (196, 206515), (206, 196490), (245, 165212), (401, 100940), (412, 98245), (490, 82606), (515, 78596), (721, 56140), (802, 50470), (980, 41303), (1030, 39298), (1442, 28070), (1604, 25235), (2005, 20188), (2060, 19649), (2807, 14420), (2884, 14035), (3605, 11228), (4010, 10094), (5047, 8020), (5614, 7210)]