238220120

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{192113}}^1$

素因数の和:192155

約数の個数: 32

約数和(自身を含む): 553288320

約数和(自身を除く): 315068200

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 192113, 384226, 768452, 960565, 1536904, 1921130, 3842260, 5955503, 7684520, 11911006, 23822012, 29777515, 47644024, 59555030, 119110060, 238220120]

約数ペア:

[(1, 238220120), (2, 119110060), (4, 59555030), (5, 47644024), (8, 29777515), (10, 23822012), (20, 11911006), (31, 7684520), (40, 5955503), (62, 3842260), (124, 1921130), (155, 1536904), (248, 960565), (310, 768452), (620, 384226), (1240, 192113)]