427863940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1493}}^1$

素因数の和:1621

約数の個数: 96

約数和(自身を含む): 1084285440

約数和(自身を除く): 656421500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 89, 92, 115, 140, 161, 178, 230, 322, 356, 445, 460, 623, 644, 805, 890, 1246, 1493, 1610, 1780, 2047, 2492, 2986, 3115, 3220, 4094, 5972, 6230, 7465, 8188, 10235, 10451, 12460, 14329, 14930, 20470, 20902, 28658, 29860, 34339, 40940, 41804, 52255, 57316, 68678, 71645, 104510, 132877, 137356, 143290, 171695, 209020, 240373, 265754, 286580, 343390, 480746, 531508, 664385, 686780, 930139, 961492, 1201865, 1328770, 1860278, 2403730, 2657540, 3056171, 3720556, 4650695, 4807460, 6112342, 9301390, 12224684, 15280855, 18602780, 21393197, 30561710, 42786394, 61123420, 85572788, 106965985, 213931970, 427863940]

約数ペア:

[(1, 427863940), (2, 213931970), (4, 106965985), (5, 85572788), (7, 61123420), (10, 42786394), (14, 30561710), (20, 21393197), (23, 18602780), (28, 15280855), (35, 12224684), (46, 9301390), (70, 6112342), (89, 4807460), (92, 4650695), (115, 3720556), (140, 3056171), (161, 2657540), (178, 2403730), (230, 1860278), (322, 1328770), (356, 1201865), (445, 961492), (460, 930139), (623, 686780), (644, 664385), (805, 531508), (890, 480746), (1246, 343390), (1493, 286580), (1610, 265754), (1780, 240373), (2047, 209020), (2492, 171695), (2986, 143290), (3115, 137356), (3220, 132877), (4094, 104510), (5972, 71645), (6230, 68678), (7465, 57316), (8188, 52255), (10235, 41804), (10451, 40940), (12460, 34339), (14329, 29860), (14930, 28658), (20470, 20902)]