201992643140

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10567}}^1\times {\mathrm{10739}}^1$

素因数の和:21404

約数の個数: 48

約数和(自身を含む): 429031209600

約数和(自身を除く): 227038566460

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 10567, 10739, 21134, 21478, 42268, 42956, 52835, 53695, 105670, 107390, 211340, 214780, 940463, 955771, 1880926, 1911542, 3761852, 3823084, 4702315, 4778855, 9404630, 9557710, 18809260, 19115420, 113479013, 226958026, 453916052, 567395065, 1134790130, 2269580260, 10099632157, 20199264314, 40398528628, 50498160785, 100996321570, 201992643140]

約数ペア:

[(1, 201992643140), (2, 100996321570), (4, 50498160785), (5, 40398528628), (10, 20199264314), (20, 10099632157), (89, 2269580260), (178, 1134790130), (356, 567395065), (445, 453916052), (890, 226958026), (1780, 113479013), (10567, 19115420), (10739, 18809260), (21134, 9557710), (21478, 9404630), (42268, 4778855), (42956, 4702315), (52835, 3823084), (53695, 3761852), (105670, 1911542), (107390, 1880926), (211340, 955771), (214780, 940463)]