420990361688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1788769}}^1$

素因数の和:1788892

約数の個数: 64

約数和(自身を含む): 889519545600

約数和(自身を除く): 468529183912

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 73, 104, 124, 146, 248, 292, 403, 584, 806, 949, 1612, 1898, 2263, 3224, 3796, 4526, 7592, 9052, 18104, 29419, 58838, 117676, 235352, 1788769, 3577538, 7155076, 14310152, 23253997, 46507994, 55451839, 93015988, 110903678, 130580137, 186031976, 221807356, 261160274, 443614712, 522320548, 720873907, 1044641096, 1441747814, 1697541781, 2883495628, 3395083562, 4047984247, 5766991256, 6790167124, 8095968494, 13580334248, 16191936988, 32383873976, 52623795211, 105247590422, 210495180844, 420990361688]

約数ペア:

[(1, 420990361688), (2, 210495180844), (4, 105247590422), (8, 52623795211), (13, 32383873976), (26, 16191936988), (31, 13580334248), (52, 8095968494), (62, 6790167124), (73, 5766991256), (104, 4047984247), (124, 3395083562), (146, 2883495628), (248, 1697541781), (292, 1441747814), (403, 1044641096), (584, 720873907), (806, 522320548), (949, 443614712), (1612, 261160274), (1898, 221807356), (2263, 186031976), (3224, 130580137), (3796, 110903678), (4526, 93015988), (7592, 55451839), (9052, 46507994), (18104, 23253997), (29419, 14310152), (58838, 7155076), (117676, 3577538), (235352, 1788769)]