29900920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4643}}^1$

素因数の和:4684

約数の個数: 64

約数和(自身を含む): 80248320

約数和(自身を除く): 50347400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 4643, 6440, 9286, 18572, 23215, 32501, 37144, 46430, 65002, 92860, 106789, 130004, 162505, 185720, 213578, 260008, 325010, 427156, 533945, 650020, 747523, 854312, 1067890, 1300040, 1495046, 2135780, 2990092, 3737615, 4271560, 5980184, 7475230, 14950460, 29900920]

約数ペア:

[(1, 29900920), (2, 14950460), (4, 7475230), (5, 5980184), (7, 4271560), (8, 3737615), (10, 2990092), (14, 2135780), (20, 1495046), (23, 1300040), (28, 1067890), (35, 854312), (40, 747523), (46, 650020), (56, 533945), (70, 427156), (92, 325010), (115, 260008), (140, 213578), (161, 185720), (184, 162505), (230, 130004), (280, 106789), (322, 92860), (460, 65002), (644, 46430), (805, 37144), (920, 32501), (1288, 23215), (1610, 18572), (3220, 9286), (4643, 6440)]