2788554730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 5923653120

約数和(自身を除く): 3135098390

約数列:

[1, 2, 5, 10, 13, 23, 26, 41, 43, 46, 65, 82, 86, 115, 130, 205, 215, 230, 299, 410, 430, 529, 533, 559, 598, 943, 989, 1058, 1066, 1118, 1495, 1763, 1886, 1978, 2645, 2665, 2795, 2990, 3526, 4715, 4945, 5290, 5330, 5590, 6877, 8815, 9430, 9890, 12167, 12259, 12857, 13754, 17630, 21689, 22747, 22919, 24334, 24518, 25714, 34385, 40549, 43378, 45494, 45838, 60835, 61295, 64285, 68770, 81098, 108445, 113735, 114595, 121670, 122590, 128570, 158171, 202745, 216890, 227470, 229190, 281957, 295711, 316342, 405490, 498847, 523181, 527137, 563914, 591422, 790855, 932627, 997694, 1046362, 1054274, 1409785, 1478555, 1581710, 1865254, 2494235, 2615905, 2635685, 2819570, 2957110, 4663135, 4988470, 5231810, 5271370, 6485011, 6801353, 9326270, 12124151, 12970022, 13602706, 21450421, 24248302, 32425055, 34006765, 42900842, 60620755, 64850110, 68013530, 107252105, 121241510, 214504210, 278855473, 557710946, 1394277365, 2788554730]

約数ペア:

[(1, 2788554730), (2, 1394277365), (5, 557710946), (10, 278855473), (13, 214504210), (23, 121241510), (26, 107252105), (41, 68013530), (43, 64850110), (46, 60620755), (65, 42900842), (82, 34006765), (86, 32425055), (115, 24248302), (130, 21450421), (205, 13602706), (215, 12970022), (230, 12124151), (299, 9326270), (410, 6801353), (430, 6485011), (529, 5271370), (533, 5231810), (559, 4988470), (598, 4663135), (943, 2957110), (989, 2819570), (1058, 2635685), (1066, 2615905), (1118, 2494235), (1495, 1865254), (1763, 1581710), (1886, 1478555), (1978, 1409785), (2645, 1054274), (2665, 1046362), (2795, 997694), (2990, 932627), (3526, 790855), (4715, 591422), (4945, 563914), (5290, 527137), (5330, 523181), (5590, 498847), (6877, 405490), (8815, 316342), (9430, 295711), (9890, 281957), (12167, 229190), (12259, 227470), (12857, 216890), (13754, 202745), (17630, 158171), (21689, 128570), (22747, 122590), (22919, 121670), (24334, 114595), (24518, 113735), (25714, 108445), (34385, 81098), (40549, 68770), (43378, 64285), (45494, 61295), (45838, 60835)]