20768462930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{60449}}^1$

素因数の和:60563

約数の個数: 64

約数和(自身を含む): 41365209600

約数和(自身を除く): 20596746670

約数列:

[1, 2, 5, 10, 17, 34, 43, 47, 85, 86, 94, 170, 215, 235, 430, 470, 731, 799, 1462, 1598, 2021, 3655, 3995, 4042, 7310, 7990, 10105, 20210, 34357, 60449, 68714, 120898, 171785, 302245, 343570, 604490, 1027633, 2055266, 2599307, 2841103, 5138165, 5198614, 5682206, 10276330, 12996535, 14205515, 25993070, 28411030, 44188219, 48298751, 88376438, 96597502, 122167429, 220941095, 241493755, 244334858, 441882190, 482987510, 610837145, 1221674290, 2076846293, 4153692586, 10384231465, 20768462930]

約数ペア:

[(1, 20768462930), (2, 10384231465), (5, 4153692586), (10, 2076846293), (17, 1221674290), (34, 610837145), (43, 482987510), (47, 441882190), (85, 244334858), (86, 241493755), (94, 220941095), (170, 122167429), (215, 96597502), (235, 88376438), (430, 48298751), (470, 44188219), (731, 28411030), (799, 25993070), (1462, 14205515), (1598, 12996535), (2021, 10276330), (3655, 5682206), (3995, 5198614), (4042, 5138165), (7310, 2841103), (7990, 2599307), (10105, 2055266), (20210, 1027633), (34357, 604490), (60449, 343570), (68714, 302245), (120898, 171785)]