4367980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:498

約数の個数: 48

約数和(自身を含む): 10069920

約数和(自身を除く): 5701940

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 443, 493, 580, 886, 986, 1772, 1972, 2215, 2465, 4430, 4930, 7531, 8860, 9860, 12847, 15062, 25694, 30124, 37655, 51388, 64235, 75310, 128470, 150620, 218399, 256940, 436798, 873596, 1091995, 2183990, 4367980]

約数ペア:

[(1, 4367980), (2, 2183990), (4, 1091995), (5, 873596), (10, 436798), (17, 256940), (20, 218399), (29, 150620), (34, 128470), (58, 75310), (68, 64235), (85, 51388), (116, 37655), (145, 30124), (170, 25694), (290, 15062), (340, 12847), (443, 9860), (493, 8860), (580, 7531), (886, 4930), (986, 4430), (1772, 2465), (1972, 2215)]