405361504

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{653}}^1\times {\mathrm{1021}}^1$

素因数の和:1703

約数の個数: 48

約数和(自身を含む): 842168880

約数和(自身を除く): 436807376

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 653, 1021, 1306, 2042, 2612, 4084, 5224, 8168, 10448, 12407, 16336, 19399, 20896, 24814, 32672, 38798, 49628, 77596, 99256, 155192, 198512, 310384, 397024, 620768, 666713, 1333426, 2666852, 5333704, 10667408, 12667547, 21334816, 25335094, 50670188, 101340376, 202680752, 405361504]

約数ペア:

[(1, 405361504), (2, 202680752), (4, 101340376), (8, 50670188), (16, 25335094), (19, 21334816), (32, 12667547), (38, 10667408), (76, 5333704), (152, 2666852), (304, 1333426), (608, 666713), (653, 620768), (1021, 397024), (1306, 310384), (2042, 198512), (2612, 155192), (4084, 99256), (5224, 77596), (8168, 49628), (10448, 38798), (12407, 32672), (16336, 24814), (19399, 20896)]