17961273340

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{272719}}^1$

素因数の和:272854

約数の個数: 48

約数和(自身を含む): 39173500800

約数和(自身を除く): 21212227460

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 89, 148, 178, 185, 356, 370, 445, 740, 890, 1780, 3293, 6586, 13172, 16465, 32930, 65860, 272719, 545438, 1090876, 1363595, 2727190, 5454380, 10090603, 20181206, 24271991, 40362412, 48543982, 50453015, 97087964, 100906030, 121359955, 201812060, 242719910, 485439820, 898063667, 1796127334, 3592254668, 4490318335, 8980636670, 17961273340]

約数ペア:

[(1, 17961273340), (2, 8980636670), (4, 4490318335), (5, 3592254668), (10, 1796127334), (20, 898063667), (37, 485439820), (74, 242719910), (89, 201812060), (148, 121359955), (178, 100906030), (185, 97087964), (356, 50453015), (370, 48543982), (445, 40362412), (740, 24271991), (890, 20181206), (1780, 10090603), (3293, 5454380), (6586, 2727190), (13172, 1363595), (16465, 1090876), (32930, 545438), (65860, 272719)]