20164380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 61072704

約数和(自身を除く): 40908324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 53, 60, 68, 85, 102, 106, 159, 170, 204, 212, 255, 265, 318, 340, 373, 510, 530, 636, 746, 795, 901, 1020, 1060, 1119, 1492, 1590, 1802, 1865, 2238, 2703, 3180, 3604, 3730, 4476, 4505, 5406, 5595, 6341, 7460, 9010, 10812, 11190, 12682, 13515, 18020, 19023, 19769, 22380, 25364, 27030, 31705, 38046, 39538, 54060, 59307, 63410, 76092, 79076, 95115, 98845, 118614, 126820, 190230, 197690, 237228, 296535, 336073, 380460, 395380, 593070, 672146, 1008219, 1186140, 1344292, 1680365, 2016438, 3360730, 4032876, 5041095, 6721460, 10082190, 20164380]

約数ペア:

[(1, 20164380), (2, 10082190), (3, 6721460), (4, 5041095), (5, 4032876), (6, 3360730), (10, 2016438), (12, 1680365), (15, 1344292), (17, 1186140), (20, 1008219), (30, 672146), (34, 593070), (51, 395380), (53, 380460), (60, 336073), (68, 296535), (85, 237228), (102, 197690), (106, 190230), (159, 126820), (170, 118614), (204, 98845), (212, 95115), (255, 79076), (265, 76092), (318, 63410), (340, 59307), (373, 54060), (510, 39538), (530, 38046), (636, 31705), (746, 27030), (795, 25364), (901, 22380), (1020, 19769), (1060, 19023), (1119, 18020), (1492, 13515), (1590, 12682), (1802, 11190), (1865, 10812), (2238, 9010), (2703, 7460), (3180, 6341), (3604, 5595), (3730, 5406), (4476, 4505)]