845728940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{90163}}^1$

素因数の和:90246

約数の個数: 48

約数和(自身を含む): 2060067072

約数和(自身を除く): 1214338132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 67, 70, 134, 140, 268, 335, 469, 670, 938, 1340, 1876, 2345, 4690, 9380, 90163, 180326, 360652, 450815, 631141, 901630, 1262282, 1803260, 2524564, 3155705, 6040921, 6311410, 12081842, 12622820, 24163684, 30204605, 42286447, 60409210, 84572894, 120818420, 169145788, 211432235, 422864470, 845728940]

約数ペア:

[(1, 845728940), (2, 422864470), (4, 211432235), (5, 169145788), (7, 120818420), (10, 84572894), (14, 60409210), (20, 42286447), (28, 30204605), (35, 24163684), (67, 12622820), (70, 12081842), (134, 6311410), (140, 6040921), (268, 3155705), (335, 2524564), (469, 1803260), (670, 1262282), (938, 901630), (1340, 631141), (1876, 450815), (2345, 360652), (4690, 180326), (9380, 90163)]