4408020

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{907}}^1$

素因数の和:931

約数の個数: 72

約数和(自身を含む): 13881504

約数和(自身を除く): 9473484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 907, 972, 1215, 1620, 1814, 2430, 2721, 3628, 4535, 4860, 5442, 8163, 9070, 10884, 13605, 16326, 18140, 24489, 27210, 32652, 40815, 48978, 54420, 73467, 81630, 97956, 122445, 146934, 163260, 220401, 244890, 293868, 367335, 440802, 489780, 734670, 881604, 1102005, 1469340, 2204010, 4408020]

約数ペア:

[(1, 4408020), (2, 2204010), (3, 1469340), (4, 1102005), (5, 881604), (6, 734670), (9, 489780), (10, 440802), (12, 367335), (15, 293868), (18, 244890), (20, 220401), (27, 163260), (30, 146934), (36, 122445), (45, 97956), (54, 81630), (60, 73467), (81, 54420), (90, 48978), (108, 40815), (135, 32652), (162, 27210), (180, 24489), (243, 18140), (270, 16326), (324, 13605), (405, 10884), (486, 9070), (540, 8163), (810, 5442), (907, 4860), (972, 4535), (1215, 3628), (1620, 2721), (1814, 2430)]