201876020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{2113}}^1$

素因数の和:2420

約数の個数: 48

約数和(自身を含む): 450687888

約数和(自身を除く): 248811868

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 281, 340, 562, 1124, 1405, 2113, 2810, 4226, 4777, 5620, 8452, 9554, 10565, 19108, 21130, 23885, 35921, 42260, 47770, 71842, 95540, 143684, 179605, 359210, 593753, 718420, 1187506, 2375012, 2968765, 5937530, 10093801, 11875060, 20187602, 40375204, 50469005, 100938010, 201876020]

約数ペア:

[(1, 201876020), (2, 100938010), (4, 50469005), (5, 40375204), (10, 20187602), (17, 11875060), (20, 10093801), (34, 5937530), (68, 2968765), (85, 2375012), (170, 1187506), (281, 718420), (340, 593753), (562, 359210), (1124, 179605), (1405, 143684), (2113, 95540), (2810, 71842), (4226, 47770), (4777, 42260), (5620, 35921), (8452, 23885), (9554, 21130), (10565, 19108)]