26418920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{619}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 65620800

約数和(自身を除く): 39201880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 619, 776, 970, 1067, 1238, 1940, 2134, 2476, 3095, 3880, 4268, 4952, 5335, 6190, 6809, 8536, 10670, 12380, 13618, 21340, 24760, 27236, 34045, 42680, 54472, 60043, 68090, 120086, 136180, 240172, 272360, 300215, 480344, 600430, 660473, 1200860, 1320946, 2401720, 2641892, 3302365, 5283784, 6604730, 13209460, 26418920]

約数ペア:

[(1, 26418920), (2, 13209460), (4, 6604730), (5, 5283784), (8, 3302365), (10, 2641892), (11, 2401720), (20, 1320946), (22, 1200860), (40, 660473), (44, 600430), (55, 480344), (88, 300215), (97, 272360), (110, 240172), (194, 136180), (220, 120086), (388, 68090), (440, 60043), (485, 54472), (619, 42680), (776, 34045), (970, 27236), (1067, 24760), (1238, 21340), (1940, 13618), (2134, 12380), (2476, 10670), (3095, 8536), (3880, 6809), (4268, 6190), (4952, 5335)]