28827440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{9739}}^1$

素因数の和:9789

約数の個数: 40

約数和(自身を含む): 68842320

約数和(自身を除く): 40014880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 9739, 19478, 38956, 48695, 77912, 97390, 155824, 194780, 360343, 389560, 720686, 779120, 1441372, 1801715, 2882744, 3603430, 5765488, 7206860, 14413720, 28827440]

約数ペア:

[(1, 28827440), (2, 14413720), (4, 7206860), (5, 5765488), (8, 3603430), (10, 2882744), (16, 1801715), (20, 1441372), (37, 779120), (40, 720686), (74, 389560), (80, 360343), (148, 194780), (185, 155824), (296, 97390), (370, 77912), (592, 48695), (740, 38956), (1480, 19478), (2960, 9739)]