28103667520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2833031}}^1$

素因数の和:2833079

約数の個数: 56

約数和(自身を含む): 69080652288

約数和(自身を除く): 40976984768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 2833031, 5666062, 11332124, 14165155, 22664248, 28330310, 45328496, 56660620, 87823961, 90656992, 113321240, 175647922, 181313984, 226642480, 351295844, 439119805, 453284960, 702591688, 878239610, 906569920, 1405183376, 1756479220, 2810366752, 3512958440, 5620733504, 7025916880, 14051833760, 28103667520]

約数ペア:

[(1, 28103667520), (2, 14051833760), (4, 7025916880), (5, 5620733504), (8, 3512958440), (10, 2810366752), (16, 1756479220), (20, 1405183376), (31, 906569920), (32, 878239610), (40, 702591688), (62, 453284960), (64, 439119805), (80, 351295844), (124, 226642480), (155, 181313984), (160, 175647922), (248, 113321240), (310, 90656992), (320, 87823961), (496, 56660620), (620, 45328496), (992, 28330310), (1240, 22664248), (1984, 14165155), (2480, 11332124), (4960, 5666062), (9920, 2833031)]