2000444800

素因数分解:

$2^7\times 5^2\times {\mathrm{233}}^1\times {\mathrm{2683}}^1$

素因数の和:2940

約数の個数: 96

約数和(自身を含む): 4964782680

約数和(自身を除く): 2964337880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 233, 320, 400, 466, 640, 800, 932, 1165, 1600, 1864, 2330, 2683, 3200, 3728, 4660, 5366, 5825, 7456, 9320, 10732, 11650, 13415, 14912, 18640, 21464, 23300, 26830, 29824, 37280, 42928, 46600, 53660, 67075, 74560, 85856, 93200, 107320, 134150, 149120, 171712, 186400, 214640, 268300, 343424, 372800, 429280, 536600, 625139, 745600, 858560, 1073200, 1250278, 1717120, 2146400, 2500556, 3125695, 4292800, 5001112, 6251390, 8585600, 10002224, 12502780, 15628475, 20004448, 25005560, 31256950, 40008896, 50011120, 62513900, 80017792, 100022240, 125027800, 200044480, 250055600, 400088960, 500111200, 1000222400, 2000444800]

約数ペア:

[(1, 2000444800), (2, 1000222400), (4, 500111200), (5, 400088960), (8, 250055600), (10, 200044480), (16, 125027800), (20, 100022240), (25, 80017792), (32, 62513900), (40, 50011120), (50, 40008896), (64, 31256950), (80, 25005560), (100, 20004448), (128, 15628475), (160, 12502780), (200, 10002224), (233, 8585600), (320, 6251390), (400, 5001112), (466, 4292800), (640, 3125695), (800, 2500556), (932, 2146400), (1165, 1717120), (1600, 1250278), (1864, 1073200), (2330, 858560), (2683, 745600), (3200, 625139), (3728, 536600), (4660, 429280), (5366, 372800), (5825, 343424), (7456, 268300), (9320, 214640), (10732, 186400), (11650, 171712), (13415, 149120), (14912, 134150), (18640, 107320), (21464, 93200), (23300, 85856), (26830, 74560), (29824, 67075), (37280, 53660), (42928, 46600)]