197412680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2411}}^1$

素因数の和:2534

約数の個数: 64

約数和(自身を含む): 468892800

約数和(自身を除く): 271480120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 712, 890, 920, 1780, 2047, 2411, 3560, 4094, 4822, 8188, 9644, 10235, 12055, 16376, 19288, 20470, 24110, 40940, 48220, 55453, 81880, 96440, 110906, 214579, 221812, 277265, 429158, 443624, 554530, 858316, 1072895, 1109060, 1716632, 2145790, 2218120, 4291580, 4935317, 8583160, 9870634, 19741268, 24676585, 39482536, 49353170, 98706340, 197412680]

約数ペア:

[(1, 197412680), (2, 98706340), (4, 49353170), (5, 39482536), (8, 24676585), (10, 19741268), (20, 9870634), (23, 8583160), (40, 4935317), (46, 4291580), (89, 2218120), (92, 2145790), (115, 1716632), (178, 1109060), (184, 1072895), (230, 858316), (356, 554530), (445, 443624), (460, 429158), (712, 277265), (890, 221812), (920, 214579), (1780, 110906), (2047, 96440), (2411, 81880), (3560, 55453), (4094, 48220), (4822, 40940), (8188, 24110), (9644, 20470), (10235, 19288), (12055, 16376)]