2011406728

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 4290048000

約数和(自身を除く): 2278641272

約数列:

[1, 2, 4, 8, 19, 31, 37, 38, 62, 74, 76, 83, 124, 139, 148, 152, 166, 248, 278, 296, 332, 556, 589, 664, 703, 1112, 1147, 1178, 1406, 1577, 2294, 2356, 2573, 2641, 2812, 3071, 3154, 4309, 4588, 4712, 5143, 5146, 5282, 5624, 6142, 6308, 8618, 9176, 10286, 10292, 10564, 11537, 12284, 12616, 17236, 20572, 20584, 21128, 21793, 23074, 24568, 34472, 41144, 43586, 46148, 48887, 58349, 81871, 87172, 92296, 95201, 97717, 97774, 116698, 159433, 163742, 174344, 190402, 195434, 195548, 219203, 233396, 318866, 327484, 357647, 380804, 390868, 391096, 426869, 438406, 466792, 637732, 654968, 715294, 761608, 781736, 853738, 876812, 1275464, 1430588, 1707476, 1753624, 1808819, 2861176, 3029227, 3414952, 3617638, 6058454, 6795293, 7235276, 8110511, 12116908, 13232939, 13590586, 14470552, 16221022, 24233816, 26465878, 27181172, 32442044, 52931756, 54362344, 64884088, 105863512, 251425841, 502851682, 1005703364, 2011406728]

約数ペア:

[(1, 2011406728), (2, 1005703364), (4, 502851682), (8, 251425841), (19, 105863512), (31, 64884088), (37, 54362344), (38, 52931756), (62, 32442044), (74, 27181172), (76, 26465878), (83, 24233816), (124, 16221022), (139, 14470552), (148, 13590586), (152, 13232939), (166, 12116908), (248, 8110511), (278, 7235276), (296, 6795293), (332, 6058454), (556, 3617638), (589, 3414952), (664, 3029227), (703, 2861176), (1112, 1808819), (1147, 1753624), (1178, 1707476), (1406, 1430588), (1577, 1275464), (2294, 876812), (2356, 853738), (2573, 781736), (2641, 761608), (2812, 715294), (3071, 654968), (3154, 637732), (4309, 466792), (4588, 438406), (4712, 426869), (5143, 391096), (5146, 390868), (5282, 380804), (5624, 357647), (6142, 327484), (6308, 318866), (8618, 233396), (9176, 219203), (10286, 195548), (10292, 195434), (10564, 190402), (11537, 174344), (12284, 163742), (12616, 159433), (17236, 116698), (20572, 97774), (20584, 97717), (21128, 95201), (21793, 92296), (23074, 87172), (24568, 81871), (34472, 58349), (41144, 48887), (43586, 46148)]