1310017840

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{11239}}^1$

素因数の和:11330

約数の個数: 80

約数和(自身を含む): 3211223040

約数和(自身を除く): 1901205200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 47, 62, 80, 94, 124, 155, 188, 235, 248, 310, 376, 470, 496, 620, 752, 940, 1240, 1457, 1880, 2480, 2914, 3760, 5828, 7285, 11239, 11656, 14570, 22478, 23312, 29140, 44956, 56195, 58280, 89912, 112390, 116560, 179824, 224780, 348409, 449560, 528233, 696818, 899120, 1056466, 1393636, 1742045, 2112932, 2641165, 2787272, 3484090, 4225864, 5282330, 5574544, 6968180, 8451728, 10564660, 13936360, 16375223, 21129320, 27872720, 32750446, 42258640, 65500892, 81876115, 131001784, 163752230, 262003568, 327504460, 655008920, 1310017840]

約数ペア:

[(1, 1310017840), (2, 655008920), (4, 327504460), (5, 262003568), (8, 163752230), (10, 131001784), (16, 81876115), (20, 65500892), (31, 42258640), (40, 32750446), (47, 27872720), (62, 21129320), (80, 16375223), (94, 13936360), (124, 10564660), (155, 8451728), (188, 6968180), (235, 5574544), (248, 5282330), (310, 4225864), (376, 3484090), (470, 2787272), (496, 2641165), (620, 2112932), (752, 1742045), (940, 1393636), (1240, 1056466), (1457, 899120), (1880, 696818), (2480, 528233), (2914, 449560), (3760, 348409), (5828, 224780), (7285, 179824), (11239, 116560), (11656, 112390), (14570, 89912), (22478, 58280), (23312, 56195), (29140, 44956)]