2251700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 5624640

約数和(自身を除く): 3372940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 25, 44, 46, 50, 55, 89, 92, 100, 110, 115, 178, 220, 230, 253, 275, 356, 445, 460, 506, 550, 575, 890, 979, 1012, 1100, 1150, 1265, 1780, 1958, 2047, 2225, 2300, 2530, 3916, 4094, 4450, 4895, 5060, 6325, 8188, 8900, 9790, 10235, 12650, 19580, 20470, 22517, 24475, 25300, 40940, 45034, 48950, 51175, 90068, 97900, 102350, 112585, 204700, 225170, 450340, 562925, 1125850, 2251700]

約数ペア:

[(1, 2251700), (2, 1125850), (4, 562925), (5, 450340), (10, 225170), (11, 204700), (20, 112585), (22, 102350), (23, 97900), (25, 90068), (44, 51175), (46, 48950), (50, 45034), (55, 40940), (89, 25300), (92, 24475), (100, 22517), (110, 20470), (115, 19580), (178, 12650), (220, 10235), (230, 9790), (253, 8900), (275, 8188), (356, 6325), (445, 5060), (460, 4895), (506, 4450), (550, 4094), (575, 3916), (890, 2530), (979, 2300), (1012, 2225), (1100, 2047), (1150, 1958), (1265, 1780)]