55931440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1187}}^1$

素因数の和:1250

約数の個数: 80

約数和(自身を含む): 141419520

約数和(自身を除く): 85488080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1187, 1240, 1520, 2356, 2374, 2480, 2945, 4712, 4748, 5890, 5935, 9424, 9496, 11780, 11870, 18992, 22553, 23560, 23740, 36797, 45106, 47120, 47480, 73594, 90212, 94960, 112765, 147188, 180424, 183985, 225530, 294376, 360848, 367970, 451060, 588752, 699143, 735940, 902120, 1398286, 1471880, 1804240, 2796572, 2943760, 3495715, 5593144, 6991430, 11186288, 13982860, 27965720, 55931440]

約数ペア:

[(1, 55931440), (2, 27965720), (4, 13982860), (5, 11186288), (8, 6991430), (10, 5593144), (16, 3495715), (19, 2943760), (20, 2796572), (31, 1804240), (38, 1471880), (40, 1398286), (62, 902120), (76, 735940), (80, 699143), (95, 588752), (124, 451060), (152, 367970), (155, 360848), (190, 294376), (248, 225530), (304, 183985), (310, 180424), (380, 147188), (496, 112765), (589, 94960), (620, 90212), (760, 73594), (1178, 47480), (1187, 47120), (1240, 45106), (1520, 36797), (2356, 23740), (2374, 23560), (2480, 22553), (2945, 18992), (4712, 11870), (4748, 11780), (5890, 9496), (5935, 9424)]