2021655860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{7103}}^1$

素因数の和:7245

約数の個数: 96

約数和(自身を含む): 5155799040

約数和(自身を除く): 3134143180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 107, 133, 140, 190, 214, 266, 380, 428, 532, 535, 665, 749, 1070, 1330, 1498, 2033, 2140, 2660, 2996, 3745, 4066, 7103, 7490, 8132, 10165, 14206, 14231, 14980, 20330, 28412, 28462, 35515, 40660, 49721, 56924, 71030, 71155, 99442, 134957, 142060, 142310, 198884, 248605, 269914, 284620, 497210, 539828, 674785, 760021, 944699, 994420, 1349570, 1520042, 1889398, 2699140, 3040084, 3778796, 3800105, 4723495, 5320147, 7600210, 9446990, 10640294, 14440399, 15200420, 18893980, 21280588, 26600735, 28880798, 53201470, 57761596, 72201995, 101082793, 106402940, 144403990, 202165586, 288807980, 404331172, 505413965, 1010827930, 2021655860]

約数ペア:

[(1, 2021655860), (2, 1010827930), (4, 505413965), (5, 404331172), (7, 288807980), (10, 202165586), (14, 144403990), (19, 106402940), (20, 101082793), (28, 72201995), (35, 57761596), (38, 53201470), (70, 28880798), (76, 26600735), (95, 21280588), (107, 18893980), (133, 15200420), (140, 14440399), (190, 10640294), (214, 9446990), (266, 7600210), (380, 5320147), (428, 4723495), (532, 3800105), (535, 3778796), (665, 3040084), (749, 2699140), (1070, 1889398), (1330, 1520042), (1498, 1349570), (2033, 994420), (2140, 944699), (2660, 760021), (2996, 674785), (3745, 539828), (4066, 497210), (7103, 284620), (7490, 269914), (8132, 248605), (10165, 198884), (14206, 142310), (14231, 142060), (14980, 134957), (20330, 99442), (28412, 71155), (28462, 71030), (35515, 56924), (40660, 49721)]