20129993530

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1\times {\mathrm{2411}}^1$

素因数の和:3643

約数の個数: 64

約数和(自身を含む): 39078567936

約数和(自身を除く): 18948574406

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 310, 713, 1171, 1426, 2342, 2411, 3565, 4822, 5855, 7130, 11710, 12055, 24110, 26933, 36301, 53866, 55453, 72602, 74741, 110906, 134665, 149482, 181505, 269330, 277265, 363010, 373705, 554530, 747410, 834923, 1669846, 1719043, 2823281, 3438086, 4174615, 5646562, 8349230, 8595215, 14116405, 17190430, 28232810, 64935463, 87521711, 129870926, 175043422, 324677315, 437608555, 649354630, 875217110, 2012999353, 4025998706, 10064996765, 20129993530]

約数ペア:

[(1, 20129993530), (2, 10064996765), (5, 4025998706), (10, 2012999353), (23, 875217110), (31, 649354630), (46, 437608555), (62, 324677315), (115, 175043422), (155, 129870926), (230, 87521711), (310, 64935463), (713, 28232810), (1171, 17190430), (1426, 14116405), (2342, 8595215), (2411, 8349230), (3565, 5646562), (4822, 4174615), (5855, 3438086), (7130, 2823281), (11710, 1719043), (12055, 1669846), (24110, 834923), (26933, 747410), (36301, 554530), (53866, 373705), (55453, 363010), (72602, 277265), (74741, 269330), (110906, 181505), (134665, 149482)]