10880540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 26499312

約数和(自身を除く): 15618772

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 137, 190, 209, 220, 274, 361, 380, 418, 548, 685, 722, 836, 1045, 1370, 1444, 1507, 1805, 2090, 2603, 2740, 3014, 3610, 3971, 4180, 5206, 6028, 7220, 7535, 7942, 10412, 13015, 15070, 15884, 19855, 26030, 28633, 30140, 39710, 49457, 52060, 57266, 79420, 98914, 114532, 143165, 197828, 247285, 286330, 494570, 544027, 572660, 989140, 1088054, 2176108, 2720135, 5440270, 10880540]

約数ペア:

[(1, 10880540), (2, 5440270), (4, 2720135), (5, 2176108), (10, 1088054), (11, 989140), (19, 572660), (20, 544027), (22, 494570), (38, 286330), (44, 247285), (55, 197828), (76, 143165), (95, 114532), (110, 98914), (137, 79420), (190, 57266), (209, 52060), (220, 49457), (274, 39710), (361, 30140), (380, 28633), (418, 26030), (548, 19855), (685, 15884), (722, 15070), (836, 13015), (1045, 10412), (1370, 7942), (1444, 7535), (1507, 7220), (1805, 6028), (2090, 5206), (2603, 4180), (2740, 3971), (3014, 3610)]