20936340

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:438

約数の個数: 96

約数和(自身を含む): 65842560

約数和(自身を除く): 44906220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 137, 180, 270, 274, 283, 411, 540, 548, 566, 685, 822, 849, 1132, 1233, 1370, 1415, 1644, 1698, 2055, 2466, 2547, 2740, 2830, 3396, 3699, 4110, 4245, 4932, 5094, 5660, 6165, 7398, 7641, 8220, 8490, 10188, 12330, 12735, 14796, 15282, 16980, 18495, 24660, 25470, 30564, 36990, 38205, 38771, 50940, 73980, 76410, 77542, 116313, 152820, 155084, 193855, 232626, 348939, 387710, 465252, 581565, 697878, 775420, 1046817, 1163130, 1395756, 1744695, 2093634, 2326260, 3489390, 4187268, 5234085, 6978780, 10468170, 20936340]

約数ペア:

[(1, 20936340), (2, 10468170), (3, 6978780), (4, 5234085), (5, 4187268), (6, 3489390), (9, 2326260), (10, 2093634), (12, 1744695), (15, 1395756), (18, 1163130), (20, 1046817), (27, 775420), (30, 697878), (36, 581565), (45, 465252), (54, 387710), (60, 348939), (90, 232626), (108, 193855), (135, 155084), (137, 152820), (180, 116313), (270, 77542), (274, 76410), (283, 73980), (411, 50940), (540, 38771), (548, 38205), (566, 36990), (685, 30564), (822, 25470), (849, 24660), (1132, 18495), (1233, 16980), (1370, 15282), (1415, 14796), (1644, 12735), (1698, 12330), (2055, 10188), (2466, 8490), (2547, 8220), (2740, 7641), (2830, 7398), (3396, 6165), (3699, 5660), (4110, 5094), (4245, 4932)]