72118340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{22397}}^1$

素因数の和:22436

約数の個数: 48

約数和(自身を含む): 180617472

約数和(自身を除く): 108499132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 22397, 44794, 89588, 111985, 156779, 223970, 313558, 447940, 515131, 627116, 783895, 1030262, 1567790, 2060524, 2575655, 3135580, 3605917, 5151310, 7211834, 10302620, 14423668, 18029585, 36059170, 72118340]

約数ペア:

[(1, 72118340), (2, 36059170), (4, 18029585), (5, 14423668), (7, 10302620), (10, 7211834), (14, 5151310), (20, 3605917), (23, 3135580), (28, 2575655), (35, 2060524), (46, 1567790), (70, 1030262), (92, 783895), (115, 627116), (140, 515131), (161, 447940), (230, 313558), (322, 223970), (460, 156779), (644, 111985), (805, 89588), (1610, 44794), (3220, 22397)]