201202020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{58831}}^1$

素因数の和:58865

約数の個数: 72

約数和(自身を含む): 642445440

約数和(自身を除く): 441243420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 58831, 117662, 176493, 235324, 294155, 352986, 529479, 588310, 705972, 882465, 1058958, 1117789, 1176620, 1764930, 2117916, 2235578, 2647395, 3353367, 3529860, 4471156, 5294790, 5588945, 6706734, 10060101, 10589580, 11177890, 13413468, 16766835, 20120202, 22355780, 33533670, 40240404, 50300505, 67067340, 100601010, 201202020]

約数ペア:

[(1, 201202020), (2, 100601010), (3, 67067340), (4, 50300505), (5, 40240404), (6, 33533670), (9, 22355780), (10, 20120202), (12, 16766835), (15, 13413468), (18, 11177890), (19, 10589580), (20, 10060101), (30, 6706734), (36, 5588945), (38, 5294790), (45, 4471156), (57, 3529860), (60, 3353367), (76, 2647395), (90, 2235578), (95, 2117916), (114, 1764930), (171, 1176620), (180, 1117789), (190, 1058958), (228, 882465), (285, 705972), (342, 588310), (380, 529479), (570, 352986), (684, 294155), (855, 235324), (1140, 176493), (1710, 117662), (3420, 58831)]