6543980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 15331680

約数和(自身を除く): 8787700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1013, 1292, 1615, 2026, 3230, 4052, 5065, 6460, 10130, 17221, 19247, 20260, 34442, 38494, 68884, 76988, 86105, 96235, 172210, 192470, 327199, 344420, 384940, 654398, 1308796, 1635995, 3271990, 6543980]

約数ペア:

[(1, 6543980), (2, 3271990), (4, 1635995), (5, 1308796), (10, 654398), (17, 384940), (19, 344420), (20, 327199), (34, 192470), (38, 172210), (68, 96235), (76, 86105), (85, 76988), (95, 68884), (170, 38494), (190, 34442), (323, 20260), (340, 19247), (380, 17221), (646, 10130), (1013, 6460), (1292, 5065), (1615, 4052), (2026, 3230)]