2891200

素因数分解:

$2^6\times 5^2\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:174

約数の個数: 84

約数和(自身を含む): 7716520

約数和(自身を除く): 4825320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 64, 65, 80, 100, 104, 130, 139, 160, 200, 208, 260, 278, 320, 325, 400, 416, 520, 556, 650, 695, 800, 832, 1040, 1112, 1300, 1390, 1600, 1807, 2080, 2224, 2600, 2780, 3475, 3614, 4160, 4448, 5200, 5560, 6950, 7228, 8896, 9035, 10400, 11120, 13900, 14456, 18070, 20800, 22240, 27800, 28912, 36140, 44480, 45175, 55600, 57824, 72280, 90350, 111200, 115648, 144560, 180700, 222400, 289120, 361400, 578240, 722800, 1445600, 2891200]

約数ペア:

[(1, 2891200), (2, 1445600), (4, 722800), (5, 578240), (8, 361400), (10, 289120), (13, 222400), (16, 180700), (20, 144560), (25, 115648), (26, 111200), (32, 90350), (40, 72280), (50, 57824), (52, 55600), (64, 45175), (65, 44480), (80, 36140), (100, 28912), (104, 27800), (130, 22240), (139, 20800), (160, 18070), (200, 14456), (208, 13900), (260, 11120), (278, 10400), (320, 9035), (325, 8896), (400, 7228), (416, 6950), (520, 5560), (556, 5200), (650, 4448), (695, 4160), (800, 3614), (832, 3475), (1040, 2780), (1112, 2600), (1300, 2224), (1390, 2080), (1600, 1807)]