53398380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{127139}}^1$

素因数の和:127158

約数の個数: 48

約数和(自身を含む): 170876160

約数和(自身を除く): 117477780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 127139, 254278, 381417, 508556, 635695, 762834, 889973, 1271390, 1525668, 1779946, 1907085, 2542780, 2669919, 3559892, 3814170, 4449865, 5339838, 7628340, 8899730, 10679676, 13349595, 17799460, 26699190, 53398380]

約数ペア:

[(1, 53398380), (2, 26699190), (3, 17799460), (4, 13349595), (5, 10679676), (6, 8899730), (7, 7628340), (10, 5339838), (12, 4449865), (14, 3814170), (15, 3559892), (20, 2669919), (21, 2542780), (28, 1907085), (30, 1779946), (35, 1525668), (42, 1271390), (60, 889973), (70, 762834), (84, 635695), (105, 508556), (140, 381417), (210, 254278), (420, 127139)]