1948267090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 4470681600

約数和(自身を除く): 2522414510

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 109, 110, 139, 154, 167, 218, 278, 334, 385, 545, 695, 763, 770, 835, 973, 1090, 1169, 1199, 1390, 1526, 1529, 1670, 1837, 1946, 2338, 2398, 3058, 3674, 3815, 4865, 5845, 5995, 7630, 7645, 8393, 9185, 9730, 10703, 11690, 11990, 12859, 15151, 15290, 16786, 18203, 18370, 21406, 23213, 25718, 30302, 36406, 41965, 46426, 53515, 64295, 75755, 83930, 91015, 106057, 107030, 116065, 127421, 128590, 151510, 162491, 166661, 182030, 200233, 212114, 232130, 254842, 255343, 324982, 333322, 400466, 510686, 530285, 637105, 812455, 833305, 1001165, 1060570, 1166627, 1274210, 1276715, 1401631, 1624910, 1666610, 1787401, 2002330, 2333254, 2530217, 2553430, 2803262, 3574802, 5060434, 5833135, 7008155, 8937005, 11666270, 12651085, 14016310, 17711519, 17874010, 25302170, 27832387, 35423038, 55664774, 88557595, 139161935, 177115190, 194826709, 278323870, 389653418, 974133545, 1948267090]

約数ペア:

[(1, 1948267090), (2, 974133545), (5, 389653418), (7, 278323870), (10, 194826709), (11, 177115190), (14, 139161935), (22, 88557595), (35, 55664774), (55, 35423038), (70, 27832387), (77, 25302170), (109, 17874010), (110, 17711519), (139, 14016310), (154, 12651085), (167, 11666270), (218, 8937005), (278, 7008155), (334, 5833135), (385, 5060434), (545, 3574802), (695, 2803262), (763, 2553430), (770, 2530217), (835, 2333254), (973, 2002330), (1090, 1787401), (1169, 1666610), (1199, 1624910), (1390, 1401631), (1526, 1276715), (1529, 1274210), (1670, 1166627), (1837, 1060570), (1946, 1001165), (2338, 833305), (2398, 812455), (3058, 637105), (3674, 530285), (3815, 510686), (4865, 400466), (5845, 333322), (5995, 324982), (7630, 255343), (7645, 254842), (8393, 232130), (9185, 212114), (9730, 200233), (10703, 182030), (11690, 166661), (11990, 162491), (12859, 151510), (15151, 128590), (15290, 127421), (16786, 116065), (18203, 107030), (18370, 106057), (21406, 91015), (23213, 83930), (25718, 75755), (30302, 64295), (36406, 53515), (41965, 46426)]