1406734720

素因数分解:

$2^7\times 5^1\times {\mathrm{1093}}^1\times {\mathrm{2011}}^1$

素因数の和:3123

約数の個数: 64

約数和(自身を含む): 3367725840

約数和(自身を除く): 1960991120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 1093, 2011, 2186, 4022, 4372, 5465, 8044, 8744, 10055, 10930, 16088, 17488, 20110, 21860, 32176, 34976, 40220, 43720, 64352, 69952, 80440, 87440, 128704, 139904, 160880, 174880, 257408, 321760, 349760, 643520, 699520, 1287040, 2198023, 4396046, 8792092, 10990115, 17584184, 21980230, 35168368, 43960460, 70336736, 87920920, 140673472, 175841840, 281346944, 351683680, 703367360, 1406734720]

約数ペア:

[(1, 1406734720), (2, 703367360), (4, 351683680), (5, 281346944), (8, 175841840), (10, 140673472), (16, 87920920), (20, 70336736), (32, 43960460), (40, 35168368), (64, 21980230), (80, 17584184), (128, 10990115), (160, 8792092), (320, 4396046), (640, 2198023), (1093, 1287040), (2011, 699520), (2186, 643520), (4022, 349760), (4372, 321760), (5465, 257408), (8044, 174880), (8744, 160880), (10055, 139904), (10930, 128704), (16088, 87440), (17488, 80440), (20110, 69952), (21860, 64352), (32176, 43720), (34976, 40220)]