2017207040

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{12409}}^1$

素因数の和:12557

約数の個数: 72

約数和(自身を含む): 4870279680

約数和(自身を除く): 2853072640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 635, 640, 1016, 1270, 1280, 2032, 2540, 4064, 5080, 8128, 10160, 12409, 16256, 20320, 24818, 32512, 40640, 49636, 62045, 81280, 99272, 124090, 162560, 198544, 248180, 397088, 496360, 794176, 992720, 1575943, 1588352, 1985440, 3151886, 3176704, 3970880, 6303772, 7879715, 7941760, 12607544, 15759430, 15883520, 25215088, 31518860, 50430176, 63037720, 100860352, 126075440, 201720704, 252150880, 403441408, 504301760, 1008603520, 2017207040]

約数ペア:

[(1, 2017207040), (2, 1008603520), (4, 504301760), (5, 403441408), (8, 252150880), (10, 201720704), (16, 126075440), (20, 100860352), (32, 63037720), (40, 50430176), (64, 31518860), (80, 25215088), (127, 15883520), (128, 15759430), (160, 12607544), (254, 7941760), (256, 7879715), (320, 6303772), (508, 3970880), (635, 3176704), (640, 3151886), (1016, 1985440), (1270, 1588352), (1280, 1575943), (2032, 992720), (2540, 794176), (4064, 496360), (5080, 397088), (8128, 248180), (10160, 198544), (12409, 162560), (16256, 124090), (20320, 99272), (24818, 81280), (32512, 62045), (40640, 49636)]