21603400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1187}}^1$

素因数の和:1223

約数の個数: 96

約数和(自身を含む): 61871040

約数和(自身を除く): 40267640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 25, 26, 28, 35, 40, 50, 52, 56, 65, 70, 91, 100, 104, 130, 140, 175, 182, 200, 260, 280, 325, 350, 364, 455, 520, 650, 700, 728, 910, 1187, 1300, 1400, 1820, 2275, 2374, 2600, 3640, 4550, 4748, 5935, 8309, 9100, 9496, 11870, 15431, 16618, 18200, 23740, 29675, 30862, 33236, 41545, 47480, 59350, 61724, 66472, 77155, 83090, 108017, 118700, 123448, 154310, 166180, 207725, 216034, 237400, 308620, 332360, 385775, 415450, 432068, 540085, 617240, 771550, 830900, 864136, 1080170, 1543100, 1661800, 2160340, 2700425, 3086200, 4320680, 5400850, 10801700, 21603400]

約数ペア:

[(1, 21603400), (2, 10801700), (4, 5400850), (5, 4320680), (7, 3086200), (8, 2700425), (10, 2160340), (13, 1661800), (14, 1543100), (20, 1080170), (25, 864136), (26, 830900), (28, 771550), (35, 617240), (40, 540085), (50, 432068), (52, 415450), (56, 385775), (65, 332360), (70, 308620), (91, 237400), (100, 216034), (104, 207725), (130, 166180), (140, 154310), (175, 123448), (182, 118700), (200, 108017), (260, 83090), (280, 77155), (325, 66472), (350, 61724), (364, 59350), (455, 47480), (520, 41545), (650, 33236), (700, 30862), (728, 29675), (910, 23740), (1187, 18200), (1300, 16618), (1400, 15431), (1820, 11870), (2275, 9496), (2374, 9100), (2600, 8309), (3640, 5935), (4550, 4748)]