1858156780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1279}}^1\times {\mathrm{4273}}^1$

素因数の和:5578

約数の個数: 48

約数和(自身を含む): 4135864320

約数和(自身を除く): 2277707540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 1279, 2558, 4273, 5116, 6395, 8546, 12790, 17092, 21365, 21743, 25580, 42730, 43486, 72641, 85460, 86972, 108715, 145282, 217430, 290564, 363205, 434860, 726410, 1452820, 5465167, 10930334, 21860668, 27325835, 54651670, 92907839, 109303340, 185815678, 371631356, 464539195, 929078390, 1858156780]

約数ペア:

[(1, 1858156780), (2, 929078390), (4, 464539195), (5, 371631356), (10, 185815678), (17, 109303340), (20, 92907839), (34, 54651670), (68, 27325835), (85, 21860668), (170, 10930334), (340, 5465167), (1279, 1452820), (2558, 726410), (4273, 434860), (5116, 363205), (6395, 290564), (8546, 217430), (12790, 145282), (17092, 108715), (21365, 86972), (21743, 85460), (25580, 72641), (42730, 43486)]