20171249860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{3793}}^1$

素因数の和:4057

約数の個数: 96

約数和(自身を含む): 44917014240

約数和(自身を除く): 24745764380

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 173, 212, 265, 290, 346, 530, 580, 692, 865, 1060, 1537, 1730, 3074, 3460, 3793, 5017, 6148, 7586, 7685, 9169, 10034, 15172, 15370, 18338, 18965, 20068, 25085, 30740, 36676, 37930, 45845, 50170, 75860, 91690, 100340, 109997, 183380, 201029, 219994, 265901, 402058, 439988, 531802, 549985, 656189, 804116, 1005145, 1063604, 1099970, 1312378, 1329505, 2010290, 2199940, 2624756, 2659010, 3280945, 4020580, 5318020, 5829841, 6561890, 11659682, 13123780, 19029481, 23319364, 29149205, 34778017, 38058962, 58298410, 69556034, 76117924, 95147405, 116596820, 139112068, 173890085, 190294810, 347780170, 380589620, 695560340, 1008562493, 2017124986, 4034249972, 5042812465, 10085624930, 20171249860]

約数ペア:

[(1, 20171249860), (2, 10085624930), (4, 5042812465), (5, 4034249972), (10, 2017124986), (20, 1008562493), (29, 695560340), (53, 380589620), (58, 347780170), (106, 190294810), (116, 173890085), (145, 139112068), (173, 116596820), (212, 95147405), (265, 76117924), (290, 69556034), (346, 58298410), (530, 38058962), (580, 34778017), (692, 29149205), (865, 23319364), (1060, 19029481), (1537, 13123780), (1730, 11659682), (3074, 6561890), (3460, 5829841), (3793, 5318020), (5017, 4020580), (6148, 3280945), (7586, 2659010), (7685, 2624756), (9169, 2199940), (10034, 2010290), (15172, 1329505), (15370, 1312378), (18338, 1099970), (18965, 1063604), (20068, 1005145), (25085, 804116), (30740, 656189), (36676, 549985), (37930, 531802), (45845, 439988), (50170, 402058), (75860, 265901), (91690, 219994), (100340, 201029), (109997, 183380)]