27243920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:480

約数の個数: 80

約数和(自身を含む): 70120512

約数和(自身を除く): 42876592

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 166, 176, 220, 332, 373, 415, 440, 664, 746, 830, 880, 913, 1328, 1492, 1660, 1826, 1865, 2984, 3320, 3652, 3730, 4103, 4565, 5968, 6640, 7304, 7460, 8206, 9130, 14608, 14920, 16412, 18260, 20515, 29840, 30959, 32824, 36520, 41030, 61918, 65648, 73040, 82060, 123836, 154795, 164120, 247672, 309590, 328240, 340549, 495344, 619180, 681098, 1238360, 1362196, 1702745, 2476720, 2724392, 3405490, 5448784, 6810980, 13621960, 27243920]

約数ペア:

[(1, 27243920), (2, 13621960), (4, 6810980), (5, 5448784), (8, 3405490), (10, 2724392), (11, 2476720), (16, 1702745), (20, 1362196), (22, 1238360), (40, 681098), (44, 619180), (55, 495344), (80, 340549), (83, 328240), (88, 309590), (110, 247672), (166, 164120), (176, 154795), (220, 123836), (332, 82060), (373, 73040), (415, 65648), (440, 61918), (664, 41030), (746, 36520), (830, 32824), (880, 30959), (913, 29840), (1328, 20515), (1492, 18260), (1660, 16412), (1826, 14920), (1865, 14608), (2984, 9130), (3320, 8206), (3652, 7460), (3730, 7304), (4103, 6640), (4565, 5968)]