633372220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{128213}}^1$

素因数の和:128254

約数の個数: 48

約数和(自身を含む): 1507796640

約数和(自身を除く): 874424420

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 128213, 256426, 512852, 641065, 1282130, 1666769, 2436047, 2564260, 3333538, 4872094, 6667076, 8333845, 9744188, 12180235, 16667690, 24360470, 31668611, 33335380, 48720940, 63337222, 126674444, 158343055, 316686110, 633372220]

約数ペア:

[(1, 633372220), (2, 316686110), (4, 158343055), (5, 126674444), (10, 63337222), (13, 48720940), (19, 33335380), (20, 31668611), (26, 24360470), (38, 16667690), (52, 12180235), (65, 9744188), (76, 8333845), (95, 6667076), (130, 4872094), (190, 3333538), (247, 2564260), (260, 2436047), (380, 1666769), (494, 1282130), (988, 641065), (1235, 512852), (2470, 256426), (4940, 128213)]