8893280

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 23804928

約数和(自身を除く): 14911648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 163, 176, 220, 248, 310, 326, 341, 352, 440, 496, 620, 652, 682, 815, 880, 992, 1240, 1304, 1364, 1630, 1705, 1760, 1793, 2480, 2608, 2728, 3260, 3410, 3586, 4960, 5053, 5216, 5456, 6520, 6820, 7172, 8965, 10106, 10912, 13040, 13640, 14344, 17930, 20212, 25265, 26080, 27280, 28688, 35860, 40424, 50530, 54560, 55583, 57376, 71720, 80848, 101060, 111166, 143440, 161696, 202120, 222332, 277915, 286880, 404240, 444664, 555830, 808480, 889328, 1111660, 1778656, 2223320, 4446640, 8893280]

約数ペア:

[(1, 8893280), (2, 4446640), (4, 2223320), (5, 1778656), (8, 1111660), (10, 889328), (11, 808480), (16, 555830), (20, 444664), (22, 404240), (31, 286880), (32, 277915), (40, 222332), (44, 202120), (55, 161696), (62, 143440), (80, 111166), (88, 101060), (110, 80848), (124, 71720), (155, 57376), (160, 55583), (163, 54560), (176, 50530), (220, 40424), (248, 35860), (310, 28688), (326, 27280), (341, 26080), (352, 25265), (440, 20212), (496, 17930), (620, 14344), (652, 13640), (682, 13040), (815, 10912), (880, 10106), (992, 8965), (1240, 7172), (1304, 6820), (1364, 6520), (1630, 5456), (1705, 5216), (1760, 5053), (1793, 4960), (2480, 3586), (2608, 3410), (2728, 3260)]