20189200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2969}}^1$

素因数の和:3004

約数の個数: 60

約数和(自身を含む): 51375060

約数和(自身を除く): 31185860

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 2969, 3400, 5938, 6800, 11876, 14845, 23752, 29690, 47504, 50473, 59380, 74225, 100946, 118760, 148450, 201892, 237520, 252365, 296900, 403784, 504730, 593800, 807568, 1009460, 1187600, 1261825, 2018920, 2523650, 4037840, 5047300, 10094600, 20189200]

約数ペア:

[(1, 20189200), (2, 10094600), (4, 5047300), (5, 4037840), (8, 2523650), (10, 2018920), (16, 1261825), (17, 1187600), (20, 1009460), (25, 807568), (34, 593800), (40, 504730), (50, 403784), (68, 296900), (80, 252365), (85, 237520), (100, 201892), (136, 148450), (170, 118760), (200, 100946), (272, 74225), (340, 59380), (400, 50473), (425, 47504), (680, 29690), (850, 23752), (1360, 14845), (1700, 11876), (2969, 6800), (3400, 5938)]