402891860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{12041}}^1$

素因数の和:12296

約数の個数: 48

約数和(自身を含む): 971066880

約数和(自身を除く): 568175020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 239, 478, 956, 1195, 1673, 2390, 3346, 4780, 6692, 8365, 12041, 16730, 24082, 33460, 48164, 60205, 84287, 120410, 168574, 240820, 337148, 421435, 842870, 1685740, 2877799, 5755598, 11511196, 14388995, 20144593, 28777990, 40289186, 57555980, 80578372, 100722965, 201445930, 402891860]

約数ペア:

[(1, 402891860), (2, 201445930), (4, 100722965), (5, 80578372), (7, 57555980), (10, 40289186), (14, 28777990), (20, 20144593), (28, 14388995), (35, 11511196), (70, 5755598), (140, 2877799), (239, 1685740), (478, 842870), (956, 421435), (1195, 337148), (1673, 240820), (2390, 168574), (3346, 120410), (4780, 84287), (6692, 60205), (8365, 48164), (12041, 33460), (16730, 24082)]