4146640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3049}}^1$

素因数の和:3079

約数の個数: 40

約数和(自身を含む): 10211400

約数和(自身を除く): 6064760

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 3049, 6098, 12196, 15245, 24392, 30490, 48784, 51833, 60980, 103666, 121960, 207332, 243920, 259165, 414664, 518330, 829328, 1036660, 2073320, 4146640]

約数ペア:

[(1, 4146640), (2, 2073320), (4, 1036660), (5, 829328), (8, 518330), (10, 414664), (16, 259165), (17, 243920), (20, 207332), (34, 121960), (40, 103666), (68, 60980), (80, 51833), (85, 48784), (136, 30490), (170, 24392), (272, 15245), (340, 12196), (680, 6098), (1360, 3049)]