917869820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{467}}^1$

素因数の和:723

約数の個数: 96

約数和(自身を含む): 2245501440

約数和(自身を除く): 1327631620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 139, 140, 202, 278, 404, 467, 505, 556, 695, 707, 934, 973, 1010, 1390, 1414, 1868, 1946, 2020, 2335, 2780, 2828, 3269, 3535, 3892, 4670, 4865, 6538, 7070, 9340, 9730, 13076, 14039, 14140, 16345, 19460, 28078, 32690, 47167, 56156, 64913, 65380, 70195, 94334, 98273, 129826, 140390, 188668, 196546, 235835, 259652, 280780, 324565, 330169, 393092, 454391, 471670, 491365, 649130, 660338, 908782, 943340, 982730, 1298260, 1320676, 1650845, 1817564, 1965460, 2271955, 3301690, 4543910, 6556213, 6603380, 9087820, 13112426, 26224852, 32781065, 45893491, 65562130, 91786982, 131124260, 183573964, 229467455, 458934910, 917869820]

約数ペア:

[(1, 917869820), (2, 458934910), (4, 229467455), (5, 183573964), (7, 131124260), (10, 91786982), (14, 65562130), (20, 45893491), (28, 32781065), (35, 26224852), (70, 13112426), (101, 9087820), (139, 6603380), (140, 6556213), (202, 4543910), (278, 3301690), (404, 2271955), (467, 1965460), (505, 1817564), (556, 1650845), (695, 1320676), (707, 1298260), (934, 982730), (973, 943340), (1010, 908782), (1390, 660338), (1414, 649130), (1868, 491365), (1946, 471670), (2020, 454391), (2335, 393092), (2780, 330169), (2828, 324565), (3269, 280780), (3535, 259652), (3892, 235835), (4670, 196546), (4865, 188668), (6538, 140390), (7070, 129826), (9340, 98273), (9730, 94334), (13076, 70195), (14039, 65380), (14140, 64913), (16345, 56156), (19460, 47167), (28078, 32690)]