1406985160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{21943}}^1$

素因数の和:22190

約数の個数: 64

約数和(自身を含む): 3633926400

約数和(自身を除く): 2226941240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1603, 1832, 2290, 3206, 4580, 6412, 8015, 9160, 12824, 16030, 21943, 32060, 43886, 64120, 87772, 109715, 153601, 175544, 219430, 307202, 438860, 614404, 768005, 877720, 1228808, 1536010, 3072020, 5024947, 6144040, 10049894, 20099788, 25124735, 35174629, 40199576, 50249470, 70349258, 100498940, 140698516, 175873145, 200997880, 281397032, 351746290, 703492580, 1406985160]

約数ペア:

[(1, 1406985160), (2, 703492580), (4, 351746290), (5, 281397032), (7, 200997880), (8, 175873145), (10, 140698516), (14, 100498940), (20, 70349258), (28, 50249470), (35, 40199576), (40, 35174629), (56, 25124735), (70, 20099788), (140, 10049894), (229, 6144040), (280, 5024947), (458, 3072020), (916, 1536010), (1145, 1228808), (1603, 877720), (1832, 768005), (2290, 614404), (3206, 438860), (4580, 307202), (6412, 219430), (8015, 175544), (9160, 153601), (12824, 109715), (16030, 87772), (21943, 64120), (32060, 43886)]