890447008

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{631}}^1$

素因数の和:882

約数の個数: 96

約数和(自身を含む): 2025838080

約数和(自身を除く): 1135391072

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 211, 304, 352, 418, 422, 608, 631, 836, 844, 1262, 1672, 1688, 2321, 2524, 3344, 3376, 4009, 4642, 5048, 6688, 6752, 6941, 8018, 9284, 10096, 11989, 13882, 16036, 18568, 20192, 23978, 27764, 32072, 37136, 44099, 47956, 55528, 64144, 74272, 88198, 95912, 111056, 128288, 131879, 133141, 176396, 191824, 222112, 263758, 266282, 352792, 383648, 527516, 532564, 705584, 1055032, 1065128, 1411168, 1464551, 2110064, 2130256, 2529679, 2929102, 4220128, 4260512, 5059358, 5858204, 10118716, 11716408, 20237432, 23432816, 27826469, 40474864, 46865632, 55652938, 80949728, 111305876, 222611752, 445223504, 890447008]

約数ペア:

[(1, 890447008), (2, 445223504), (4, 222611752), (8, 111305876), (11, 80949728), (16, 55652938), (19, 46865632), (22, 40474864), (32, 27826469), (38, 23432816), (44, 20237432), (76, 11716408), (88, 10118716), (152, 5858204), (176, 5059358), (209, 4260512), (211, 4220128), (304, 2929102), (352, 2529679), (418, 2130256), (422, 2110064), (608, 1464551), (631, 1411168), (836, 1065128), (844, 1055032), (1262, 705584), (1672, 532564), (1688, 527516), (2321, 383648), (2524, 352792), (3344, 266282), (3376, 263758), (4009, 222112), (4642, 191824), (5048, 176396), (6688, 133141), (6752, 131879), (6941, 128288), (8018, 111056), (9284, 95912), (10096, 88198), (11989, 74272), (13882, 64144), (16036, 55528), (18568, 47956), (20192, 44099), (23978, 37136), (27764, 32072)]