20172969420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{100393}}^1$

素因数の和:100619

約数の個数: 96

約数和(自身を含む): 60111108288

約数和(自身を除く): 39938138868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 197, 204, 255, 340, 394, 510, 591, 788, 985, 1020, 1182, 1970, 2364, 2955, 3349, 3940, 5910, 6698, 10047, 11820, 13396, 16745, 20094, 33490, 40188, 50235, 66980, 100393, 100470, 200786, 200940, 301179, 401572, 501965, 602358, 1003930, 1204716, 1505895, 1706681, 2007860, 3011790, 3413362, 5120043, 6023580, 6826724, 8533405, 10240086, 17066810, 19777421, 20480172, 25600215, 34133620, 39554842, 51200430, 59332263, 79109684, 98887105, 102400860, 118664526, 197774210, 237329052, 296661315, 336216157, 395548420, 593322630, 672432314, 1008648471, 1186645260, 1344864628, 1681080785, 2017296942, 3362161570, 4034593884, 5043242355, 6724323140, 10086484710, 20172969420]

約数ペア:

[(1, 20172969420), (2, 10086484710), (3, 6724323140), (4, 5043242355), (5, 4034593884), (6, 3362161570), (10, 2017296942), (12, 1681080785), (15, 1344864628), (17, 1186645260), (20, 1008648471), (30, 672432314), (34, 593322630), (51, 395548420), (60, 336216157), (68, 296661315), (85, 237329052), (102, 197774210), (170, 118664526), (197, 102400860), (204, 98887105), (255, 79109684), (340, 59332263), (394, 51200430), (510, 39554842), (591, 34133620), (788, 25600215), (985, 20480172), (1020, 19777421), (1182, 17066810), (1970, 10240086), (2364, 8533405), (2955, 6826724), (3349, 6023580), (3940, 5120043), (5910, 3413362), (6698, 3011790), (10047, 2007860), (11820, 1706681), (13396, 1505895), (16745, 1204716), (20094, 1003930), (33490, 602358), (40188, 501965), (50235, 401572), (66980, 301179), (100393, 200940), (100470, 200786)]