1845860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 4218480

約数和(自身を除く): 2372620

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 89, 122, 170, 178, 244, 305, 340, 356, 445, 610, 890, 1037, 1220, 1513, 1780, 2074, 3026, 4148, 5185, 5429, 6052, 7565, 10370, 10858, 15130, 20740, 21716, 27145, 30260, 54290, 92293, 108580, 184586, 369172, 461465, 922930, 1845860]

約数ペア:

[(1, 1845860), (2, 922930), (4, 461465), (5, 369172), (10, 184586), (17, 108580), (20, 92293), (34, 54290), (61, 30260), (68, 27145), (85, 21716), (89, 20740), (122, 15130), (170, 10858), (178, 10370), (244, 7565), (305, 6052), (340, 5429), (356, 5185), (445, 4148), (610, 3026), (890, 2074), (1037, 1780), (1220, 1513)]