27940147240

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1553}}^1\times {\mathrm{5419}}^1$

素因数の和:7066

約数の個数: 64

約数和(自身を含む): 63675460800

約数和(自身を除く): 35735313560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1553, 1660, 3106, 3320, 5419, 6212, 7765, 10838, 12424, 15530, 21676, 27095, 31060, 43352, 54190, 62120, 108380, 128899, 216760, 257798, 449777, 515596, 644495, 899554, 1031192, 1288990, 1799108, 2248885, 2577980, 3598216, 4497770, 5155960, 8415707, 8995540, 16831414, 17991080, 33662828, 42078535, 67325656, 84157070, 168314140, 336628280, 698503681, 1397007362, 2794014724, 3492518405, 5588029448, 6985036810, 13970073620, 27940147240]

約数ペア:

[(1, 27940147240), (2, 13970073620), (4, 6985036810), (5, 5588029448), (8, 3492518405), (10, 2794014724), (20, 1397007362), (40, 698503681), (83, 336628280), (166, 168314140), (332, 84157070), (415, 67325656), (664, 42078535), (830, 33662828), (1553, 17991080), (1660, 16831414), (3106, 8995540), (3320, 8415707), (5419, 5155960), (6212, 4497770), (7765, 3598216), (10838, 2577980), (12424, 2248885), (15530, 1799108), (21676, 1288990), (27095, 1031192), (31060, 899554), (43352, 644495), (54190, 515596), (62120, 449777), (108380, 257798), (128899, 216760)]