42709840

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{307}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 104493312

約数和(自身を除く): 61783472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 47, 74, 80, 94, 148, 185, 188, 235, 296, 307, 370, 376, 470, 592, 614, 740, 752, 940, 1228, 1480, 1535, 1739, 1880, 2456, 2960, 3070, 3478, 3760, 4912, 6140, 6956, 8695, 11359, 12280, 13912, 14429, 17390, 22718, 24560, 27824, 28858, 34780, 45436, 56795, 57716, 69560, 72145, 90872, 113590, 115432, 139120, 144290, 181744, 227180, 230864, 288580, 454360, 533873, 577160, 908720, 1067746, 1154320, 2135492, 2669365, 4270984, 5338730, 8541968, 10677460, 21354920, 42709840]

約数ペア:

[(1, 42709840), (2, 21354920), (4, 10677460), (5, 8541968), (8, 5338730), (10, 4270984), (16, 2669365), (20, 2135492), (37, 1154320), (40, 1067746), (47, 908720), (74, 577160), (80, 533873), (94, 454360), (148, 288580), (185, 230864), (188, 227180), (235, 181744), (296, 144290), (307, 139120), (370, 115432), (376, 113590), (470, 90872), (592, 72145), (614, 69560), (740, 57716), (752, 56795), (940, 45436), (1228, 34780), (1480, 28858), (1535, 27824), (1739, 24560), (1880, 22718), (2456, 17390), (2960, 14429), (3070, 13912), (3478, 12280), (3760, 11359), (4912, 8695), (6140, 6956)]