389629390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{797}}^1$

素因数の和:937

約数の個数: 64

約数和(自身を含む): 772208640

約数和(自身を除く): 382579250

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 83, 95, 155, 166, 190, 310, 415, 589, 797, 830, 1178, 1577, 1594, 2573, 2945, 3154, 3985, 5146, 5890, 7885, 7970, 12865, 15143, 15770, 24707, 25730, 30286, 48887, 49414, 66151, 75715, 97774, 123535, 132302, 151430, 244435, 247070, 330755, 469433, 488870, 661510, 938866, 1256869, 2050681, 2347165, 2513738, 4101362, 4694330, 6284345, 10253405, 12568690, 20506810, 38962939, 77925878, 194814695, 389629390]

約数ペア:

[(1, 389629390), (2, 194814695), (5, 77925878), (10, 38962939), (19, 20506810), (31, 12568690), (38, 10253405), (62, 6284345), (83, 4694330), (95, 4101362), (155, 2513738), (166, 2347165), (190, 2050681), (310, 1256869), (415, 938866), (589, 661510), (797, 488870), (830, 469433), (1178, 330755), (1577, 247070), (1594, 244435), (2573, 151430), (2945, 132302), (3154, 123535), (3985, 97774), (5146, 75715), (5890, 66151), (7885, 49414), (7970, 48887), (12865, 30286), (15143, 25730), (15770, 24707)]