30897724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2843}}^1$

素因数の和:2890

約数の個数: 48

約数和(自身を含む): 66890880

約数和(自身を除く): 35993156

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 2717, 2843, 5434, 5686, 10868, 11372, 31273, 36959, 54017, 62546, 73918, 108034, 125092, 147836, 216068, 406549, 594187, 702221, 813098, 1188374, 1404442, 1626196, 2376748, 2808884, 7724431, 15448862, 30897724]

約数ペア:

[(1, 30897724), (2, 15448862), (4, 7724431), (11, 2808884), (13, 2376748), (19, 1626196), (22, 1404442), (26, 1188374), (38, 813098), (44, 702221), (52, 594187), (76, 406549), (143, 216068), (209, 147836), (247, 125092), (286, 108034), (418, 73918), (494, 62546), (572, 54017), (836, 36959), (988, 31273), (2717, 11372), (2843, 10868), (5434, 5686)]