2980650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 7642368

約数和(自身を除く): 4661718

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 31, 50, 62, 75, 93, 150, 155, 186, 310, 465, 641, 775, 930, 1282, 1550, 1923, 2325, 3205, 3846, 4650, 6410, 9615, 16025, 19230, 19871, 32050, 39742, 48075, 59613, 96150, 99355, 119226, 198710, 298065, 496775, 596130, 993550, 1490325, 2980650]

約数ペア:

[(1, 2980650), (2, 1490325), (3, 993550), (5, 596130), (6, 496775), (10, 298065), (15, 198710), (25, 119226), (30, 99355), (31, 96150), (50, 59613), (62, 48075), (75, 39742), (93, 32050), (150, 19871), (155, 19230), (186, 16025), (310, 9615), (465, 6410), (641, 4650), (775, 3846), (930, 3205), (1282, 2325), (1550, 1923)]