20600100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{487}}^1$

素因数の和:554

約数の個数: 108

約数和(自身を含む): 66079104

約数和(自身を除く): 45479004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 47, 50, 60, 75, 90, 94, 100, 141, 150, 180, 188, 225, 235, 282, 300, 423, 450, 470, 487, 564, 705, 846, 900, 940, 974, 1175, 1410, 1461, 1692, 1948, 2115, 2350, 2435, 2820, 2922, 3525, 4230, 4383, 4700, 4870, 5844, 7050, 7305, 8460, 8766, 9740, 10575, 12175, 14100, 14610, 17532, 21150, 21915, 22889, 24350, 29220, 36525, 42300, 43830, 45778, 48700, 68667, 73050, 87660, 91556, 109575, 114445, 137334, 146100, 206001, 219150, 228890, 274668, 343335, 412002, 438300, 457780, 572225, 686670, 824004, 1030005, 1144450, 1373340, 1716675, 2060010, 2288900, 3433350, 4120020, 5150025, 6866700, 10300050, 20600100]

約数ペア:

[(1, 20600100), (2, 10300050), (3, 6866700), (4, 5150025), (5, 4120020), (6, 3433350), (9, 2288900), (10, 2060010), (12, 1716675), (15, 1373340), (18, 1144450), (20, 1030005), (25, 824004), (30, 686670), (36, 572225), (45, 457780), (47, 438300), (50, 412002), (60, 343335), (75, 274668), (90, 228890), (94, 219150), (100, 206001), (141, 146100), (150, 137334), (180, 114445), (188, 109575), (225, 91556), (235, 87660), (282, 73050), (300, 68667), (423, 48700), (450, 45778), (470, 43830), (487, 42300), (564, 36525), (705, 29220), (846, 24350), (900, 22889), (940, 21915), (974, 21150), (1175, 17532), (1410, 14610), (1461, 14100), (1692, 12175), (1948, 10575), (2115, 9740), (2350, 8766), (2435, 8460), (2820, 7305), (2922, 7050), (3525, 5844), (4230, 4870), (4383, 4700)]