1791436720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{2467}}^1$

素因数の和:2822

約数の個数: 80

約数和(自身を含む): 4324232160

約数和(自身を除く): 2532795440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 313, 464, 580, 626, 1160, 1252, 1565, 2320, 2467, 2504, 3130, 4934, 5008, 6260, 9077, 9868, 12335, 12520, 18154, 19736, 24670, 25040, 36308, 39472, 45385, 49340, 71543, 72616, 90770, 98680, 143086, 145232, 181540, 197360, 286172, 357715, 363080, 572344, 715430, 726160, 772171, 1144688, 1430860, 1544342, 2861720, 3088684, 3860855, 5723440, 6177368, 7721710, 12354736, 15443420, 22392959, 30886840, 44785918, 61773680, 89571836, 111964795, 179143672, 223929590, 358287344, 447859180, 895718360, 1791436720]

約数ペア:

[(1, 1791436720), (2, 895718360), (4, 447859180), (5, 358287344), (8, 223929590), (10, 179143672), (16, 111964795), (20, 89571836), (29, 61773680), (40, 44785918), (58, 30886840), (80, 22392959), (116, 15443420), (145, 12354736), (232, 7721710), (290, 6177368), (313, 5723440), (464, 3860855), (580, 3088684), (626, 2861720), (1160, 1544342), (1252, 1430860), (1565, 1144688), (2320, 772171), (2467, 726160), (2504, 715430), (3130, 572344), (4934, 363080), (5008, 357715), (6260, 286172), (9077, 197360), (9868, 181540), (12335, 145232), (12520, 143086), (18154, 98680), (19736, 90770), (24670, 72616), (25040, 71543), (36308, 49340), (39472, 45385)]