1042620160

素因数分解:

$2^8\times 5^1\times {\mathrm{41}}^1\times {\mathrm{19867}}^1$

素因数の和:19929

約数の個数: 72

約数和(自身を含む): 2558442096

約数和(自身を除く): 1515821936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 640, 656, 820, 1280, 1312, 1640, 2624, 3280, 5248, 6560, 10496, 13120, 19867, 26240, 39734, 52480, 79468, 99335, 158936, 198670, 317872, 397340, 635744, 794680, 814547, 1271488, 1589360, 1629094, 2542976, 3178720, 3258188, 4072735, 5085952, 6357440, 6516376, 8145470, 12714880, 13032752, 16290940, 25429760, 26065504, 32581880, 52131008, 65163760, 104262016, 130327520, 208524032, 260655040, 521310080, 1042620160]

約数ペア:

[(1, 1042620160), (2, 521310080), (4, 260655040), (5, 208524032), (8, 130327520), (10, 104262016), (16, 65163760), (20, 52131008), (32, 32581880), (40, 26065504), (41, 25429760), (64, 16290940), (80, 13032752), (82, 12714880), (128, 8145470), (160, 6516376), (164, 6357440), (205, 5085952), (256, 4072735), (320, 3258188), (328, 3178720), (410, 2542976), (640, 1629094), (656, 1589360), (820, 1271488), (1280, 814547), (1312, 794680), (1640, 635744), (2624, 397340), (3280, 317872), (5248, 198670), (6560, 158936), (10496, 99335), (13120, 79468), (19867, 52480), (26240, 39734)]