488972180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{7759}}^1$

素因数の和:7928

約数の個数: 48

約数和(自身を含む): 1079447040

約数和(自身を除く): 590474860

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 137, 230, 274, 460, 548, 685, 1370, 2740, 3151, 6302, 7759, 12604, 15518, 15755, 31036, 31510, 38795, 63020, 77590, 155180, 178457, 356914, 713828, 892285, 1062983, 1784570, 2125966, 3569140, 4251932, 5314915, 10629830, 21259660, 24448609, 48897218, 97794436, 122243045, 244486090, 488972180]

約数ペア:

[(1, 488972180), (2, 244486090), (4, 122243045), (5, 97794436), (10, 48897218), (20, 24448609), (23, 21259660), (46, 10629830), (92, 5314915), (115, 4251932), (137, 3569140), (230, 2125966), (274, 1784570), (460, 1062983), (548, 892285), (685, 713828), (1370, 356914), (2740, 178457), (3151, 155180), (6302, 77590), (7759, 63020), (12604, 38795), (15518, 31510), (15755, 31036)]