817949240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{3803}}^1$

素因数の和:4116

約数の個数: 64

約数和(自身を含む): 1944604800

約数和(自身を除く): 1126655560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 283, 380, 566, 760, 1132, 1415, 2264, 2830, 3803, 5377, 5660, 7606, 10754, 11320, 15212, 19015, 21508, 26885, 30424, 38030, 43016, 53770, 72257, 76060, 107540, 144514, 152120, 215080, 289028, 361285, 578056, 722570, 1076249, 1445140, 2152498, 2890280, 4304996, 5381245, 8609992, 10762490, 20448731, 21524980, 40897462, 43049960, 81794924, 102243655, 163589848, 204487310, 408974620, 817949240]

約数ペア:

[(1, 817949240), (2, 408974620), (4, 204487310), (5, 163589848), (8, 102243655), (10, 81794924), (19, 43049960), (20, 40897462), (38, 21524980), (40, 20448731), (76, 10762490), (95, 8609992), (152, 5381245), (190, 4304996), (283, 2890280), (380, 2152498), (566, 1445140), (760, 1076249), (1132, 722570), (1415, 578056), (2264, 361285), (2830, 289028), (3803, 215080), (5377, 152120), (5660, 144514), (7606, 107540), (10754, 76060), (11320, 72257), (15212, 53770), (19015, 43016), (21508, 38030), (26885, 30424)]