20174335930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{197807}}^1$

素因数の和:197899

約数の個数: 64

約数和(自身を含む): 43751964672

約数和(自身を除く): 23577628742

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 47, 62, 70, 94, 155, 217, 235, 310, 329, 434, 470, 658, 1085, 1457, 1645, 2170, 2914, 3290, 7285, 10199, 14570, 20398, 50995, 101990, 197807, 395614, 989035, 1384649, 1978070, 2769298, 6132017, 6923245, 9296929, 12264034, 13846490, 18593858, 30660085, 42924119, 46484645, 61320170, 65078503, 85848238, 92969290, 130157006, 214620595, 288204799, 325392515, 429241190, 576409598, 650785030, 1441023995, 2017433593, 2882047990, 4034867186, 10087167965, 20174335930]

約数ペア:

[(1, 20174335930), (2, 10087167965), (5, 4034867186), (7, 2882047990), (10, 2017433593), (14, 1441023995), (31, 650785030), (35, 576409598), (47, 429241190), (62, 325392515), (70, 288204799), (94, 214620595), (155, 130157006), (217, 92969290), (235, 85848238), (310, 65078503), (329, 61320170), (434, 46484645), (470, 42924119), (658, 30660085), (1085, 18593858), (1457, 13846490), (1645, 12264034), (2170, 9296929), (2914, 6923245), (3290, 6132017), (7285, 2769298), (10199, 1978070), (14570, 1384649), (20398, 989035), (50995, 395614), (101990, 197807)]