3998356130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1637}}^1\times {\mathrm{7879}}^1$

素因数の和:9554

約数の個数: 32

約数和(自身を含む): 7434685440

約数和(自身を除く): 3436329310

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1637, 3274, 7879, 8185, 15758, 16370, 39395, 50747, 78790, 101494, 244249, 253735, 488498, 507470, 1221245, 2442490, 12897923, 25795846, 64489615, 128979230, 399835613, 799671226, 1999178065, 3998356130]

約数ペア:

[(1, 3998356130), (2, 1999178065), (5, 799671226), (10, 399835613), (31, 128979230), (62, 64489615), (155, 25795846), (310, 12897923), (1637, 2442490), (3274, 1221245), (7879, 507470), (8185, 488498), (15758, 253735), (16370, 244249), (39395, 101494), (50747, 78790)]