6654940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 14958720

約数和(自身を除く): 8303780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 83, 95, 166, 190, 211, 332, 380, 415, 422, 830, 844, 1055, 1577, 1660, 2110, 3154, 4009, 4220, 6308, 7885, 8018, 15770, 16036, 17513, 20045, 31540, 35026, 40090, 70052, 80180, 87565, 175130, 332747, 350260, 665494, 1330988, 1663735, 3327470, 6654940]

約数ペア:

[(1, 6654940), (2, 3327470), (4, 1663735), (5, 1330988), (10, 665494), (19, 350260), (20, 332747), (38, 175130), (76, 87565), (83, 80180), (95, 70052), (166, 40090), (190, 35026), (211, 31540), (332, 20045), (380, 17513), (415, 16036), (422, 15770), (830, 8018), (844, 7885), (1055, 6308), (1577, 4220), (1660, 4009), (2110, 3154)]