396970990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{929}}^1$

素因数の和:1141

約数の個数: 64

約数和(自身を含む): 815572800

約数和(自身を除く): 418601810

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 173, 190, 247, 346, 494, 865, 929, 1235, 1730, 1858, 2249, 2470, 3287, 4498, 4645, 6574, 9290, 11245, 12077, 16435, 17651, 22490, 24154, 32870, 35302, 42731, 60385, 85462, 88255, 120770, 160717, 176510, 213655, 229463, 321434, 427310, 458926, 803585, 1147315, 1607170, 2089321, 2294630, 3053623, 4178642, 6107246, 10446605, 15268115, 20893210, 30536230, 39697099, 79394198, 198485495, 396970990]

約数ペア:

[(1, 396970990), (2, 198485495), (5, 79394198), (10, 39697099), (13, 30536230), (19, 20893210), (26, 15268115), (38, 10446605), (65, 6107246), (95, 4178642), (130, 3053623), (173, 2294630), (190, 2089321), (247, 1607170), (346, 1147315), (494, 803585), (865, 458926), (929, 427310), (1235, 321434), (1730, 229463), (1858, 213655), (2249, 176510), (2470, 160717), (3287, 120770), (4498, 88255), (4645, 85462), (6574, 60385), (9290, 42731), (11245, 35302), (12077, 32870), (16435, 24154), (17651, 22490)]