822173860

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{4463}}^1$

素因数の和:4684

約数の個数: 48

約数和(自身を含む): 1766886912

約数和(自身を除く): 944713052

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 151, 244, 302, 305, 604, 610, 755, 1220, 1510, 3020, 4463, 8926, 9211, 17852, 18422, 22315, 36844, 44630, 46055, 89260, 92110, 184220, 272243, 544486, 673913, 1088972, 1347826, 1361215, 2695652, 2722430, 3369565, 5444860, 6739130, 13478260, 41108693, 82217386, 164434772, 205543465, 411086930, 822173860]

約数ペア:

[(1, 822173860), (2, 411086930), (4, 205543465), (5, 164434772), (10, 82217386), (20, 41108693), (61, 13478260), (122, 6739130), (151, 5444860), (244, 3369565), (302, 2722430), (305, 2695652), (604, 1361215), (610, 1347826), (755, 1088972), (1220, 673913), (1510, 544486), (3020, 272243), (4463, 184220), (8926, 92110), (9211, 89260), (17852, 46055), (18422, 44630), (22315, 36844)]