2103132280

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{457}}^1\times {\mathrm{1117}}^1$

素因数の和:1688

約数の個数: 64

約数和(自身を含む): 4792731840

約数和(自身を除く): 2689599560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 457, 515, 824, 914, 1030, 1117, 1828, 2060, 2234, 2285, 3656, 4120, 4468, 4570, 5585, 8936, 9140, 11170, 18280, 22340, 44680, 47071, 94142, 115051, 188284, 230102, 235355, 376568, 460204, 470710, 510469, 575255, 920408, 941420, 1020938, 1150510, 1882840, 2041876, 2301020, 2552345, 4083752, 4602040, 5104690, 10209380, 20418760, 52578307, 105156614, 210313228, 262891535, 420626456, 525783070, 1051566140, 2103132280]

約数ペア:

[(1, 2103132280), (2, 1051566140), (4, 525783070), (5, 420626456), (8, 262891535), (10, 210313228), (20, 105156614), (40, 52578307), (103, 20418760), (206, 10209380), (412, 5104690), (457, 4602040), (515, 4083752), (824, 2552345), (914, 2301020), (1030, 2041876), (1117, 1882840), (1828, 1150510), (2060, 1020938), (2234, 941420), (2285, 920408), (3656, 575255), (4120, 510469), (4468, 470710), (4570, 460204), (5585, 376568), (8936, 235355), (9140, 230102), (11170, 188284), (18280, 115051), (22340, 94142), (44680, 47071)]