40644344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{307}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 87964800

約数和(自身を除く): 47320456

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 67, 76, 104, 134, 152, 247, 268, 307, 494, 536, 614, 871, 988, 1228, 1273, 1742, 1976, 2456, 2546, 3484, 3991, 5092, 5833, 6968, 7982, 10184, 11666, 15964, 16549, 20569, 23332, 31928, 33098, 41138, 46664, 66196, 75829, 82276, 132392, 151658, 164552, 267397, 303316, 390811, 534794, 606632, 781622, 1069588, 1563244, 2139176, 3126488, 5080543, 10161086, 20322172, 40644344]

約数ペア:

[(1, 40644344), (2, 20322172), (4, 10161086), (8, 5080543), (13, 3126488), (19, 2139176), (26, 1563244), (38, 1069588), (52, 781622), (67, 606632), (76, 534794), (104, 390811), (134, 303316), (152, 267397), (247, 164552), (268, 151658), (307, 132392), (494, 82276), (536, 75829), (614, 66196), (871, 46664), (988, 41138), (1228, 33098), (1273, 31928), (1742, 23332), (1976, 20569), (2456, 16549), (2546, 15964), (3484, 11666), (3991, 10184), (5092, 7982), (5833, 6968)]