1738861380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{508439}}^1$

素因数の和:508473

約数の個数: 72

約数和(自身を含む): 5552164800

約数和(自身を除く): 3813303420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 508439, 1016878, 1525317, 2033756, 2542195, 3050634, 4575951, 5084390, 6101268, 7626585, 9151902, 9660341, 10168780, 15253170, 18303804, 19320682, 22879755, 28981023, 30506340, 38641364, 45759510, 48301705, 57962046, 86943069, 91519020, 96603410, 115924092, 144905115, 173886138, 193206820, 289810230, 347772276, 434715345, 579620460, 869430690, 1738861380]

約数ペア:

[(1, 1738861380), (2, 869430690), (3, 579620460), (4, 434715345), (5, 347772276), (6, 289810230), (9, 193206820), (10, 173886138), (12, 144905115), (15, 115924092), (18, 96603410), (19, 91519020), (20, 86943069), (30, 57962046), (36, 48301705), (38, 45759510), (45, 38641364), (57, 30506340), (60, 28981023), (76, 22879755), (90, 19320682), (95, 18303804), (114, 15253170), (171, 10168780), (180, 9660341), (190, 9151902), (228, 7626585), (285, 6101268), (342, 5084390), (380, 4575951), (570, 3050634), (684, 2542195), (855, 2033756), (1140, 1525317), (1710, 1016878), (3420, 508439)]