2912668720

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2800643}}^1$

素因数の和:2800669

約数の個数: 40

約数和(自身を含む): 7292876976

約数和(自身を除く): 4380208256

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2800643, 5601286, 11202572, 14003215, 22405144, 28006430, 36408359, 44810288, 56012860, 72816718, 112025720, 145633436, 182041795, 224051440, 291266872, 364083590, 582533744, 728167180, 1456334360, 2912668720]

約数ペア:

[(1, 2912668720), (2, 1456334360), (4, 728167180), (5, 582533744), (8, 364083590), (10, 291266872), (13, 224051440), (16, 182041795), (20, 145633436), (26, 112025720), (40, 72816718), (52, 56012860), (65, 44810288), (80, 36408359), (104, 28006430), (130, 22405144), (208, 14003215), (260, 11202572), (520, 5601286), (1040, 2800643)]