7189840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:404

約数の個数: 80

約数和(自身を含む): 19677312

約数和(自身を除く): 12487472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 347, 370, 518, 560, 592, 694, 740, 1036, 1295, 1388, 1480, 1735, 2072, 2429, 2590, 2776, 2960, 3470, 4144, 4858, 5180, 5552, 6940, 9716, 10360, 12145, 12839, 13880, 19432, 20720, 24290, 25678, 27760, 38864, 48580, 51356, 64195, 89873, 97160, 102712, 128390, 179746, 194320, 205424, 256780, 359492, 449365, 513560, 718984, 898730, 1027120, 1437968, 1797460, 3594920, 7189840]

約数ペア:

[(1, 7189840), (2, 3594920), (4, 1797460), (5, 1437968), (7, 1027120), (8, 898730), (10, 718984), (14, 513560), (16, 449365), (20, 359492), (28, 256780), (35, 205424), (37, 194320), (40, 179746), (56, 128390), (70, 102712), (74, 97160), (80, 89873), (112, 64195), (140, 51356), (148, 48580), (185, 38864), (259, 27760), (280, 25678), (296, 24290), (347, 20720), (370, 19432), (518, 13880), (560, 12839), (592, 12145), (694, 10360), (740, 9716), (1036, 6940), (1295, 5552), (1388, 5180), (1480, 4858), (1735, 4144), (2072, 3470), (2429, 2960), (2590, 2776)]