378889130

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1\times {\mathrm{2917}}^1$

素因数の和:3374

約数の個数: 32

約数和(自身を含む): 705922560

約数和(自身を除く): 327033430

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 419, 838, 2095, 2917, 4190, 5834, 12989, 14585, 25978, 29170, 64945, 90427, 129890, 180854, 452135, 904270, 1222223, 2444446, 6111115, 12222230, 37888913, 75777826, 189444565, 378889130]

約数ペア:

[(1, 378889130), (2, 189444565), (5, 75777826), (10, 37888913), (31, 12222230), (62, 6111115), (155, 2444446), (310, 1222223), (419, 904270), (838, 452135), (2095, 180854), (2917, 129890), (4190, 90427), (5834, 64945), (12989, 29170), (14585, 25978)]