2019468440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{1123}}^1$

素因数の和:1273

約数の個数: 128

約数和(自身を含む): 5117886720

約数和(自身を除く): 3098418280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 67, 88, 110, 122, 134, 220, 244, 268, 305, 335, 440, 488, 536, 610, 670, 671, 737, 1123, 1220, 1340, 1342, 1474, 2246, 2440, 2680, 2684, 2948, 3355, 3685, 4087, 4492, 5368, 5615, 5896, 6710, 7370, 8174, 8984, 11230, 12353, 13420, 14740, 16348, 20435, 22460, 24706, 26840, 29480, 32696, 40870, 44920, 44957, 49412, 61765, 68503, 75241, 81740, 89914, 98824, 123530, 137006, 150482, 163480, 179828, 224785, 247060, 274012, 300964, 342515, 359656, 376205, 449570, 494120, 548024, 601928, 685030, 752410, 753533, 827651, 899140, 1370060, 1504820, 1507066, 1655302, 1798280, 2740120, 3009640, 3014132, 3310604, 3767665, 4138255, 4589701, 6028264, 6621208, 7535330, 8276510, 9179402, 15070660, 16553020, 18358804, 22948505, 30141320, 33106040, 36717608, 45897010, 50486711, 91794020, 100973422, 183588040, 201946844, 252433555, 403893688, 504867110, 1009734220, 2019468440]

約数ペア:

[(1, 2019468440), (2, 1009734220), (4, 504867110), (5, 403893688), (8, 252433555), (10, 201946844), (11, 183588040), (20, 100973422), (22, 91794020), (40, 50486711), (44, 45897010), (55, 36717608), (61, 33106040), (67, 30141320), (88, 22948505), (110, 18358804), (122, 16553020), (134, 15070660), (220, 9179402), (244, 8276510), (268, 7535330), (305, 6621208), (335, 6028264), (440, 4589701), (488, 4138255), (536, 3767665), (610, 3310604), (670, 3014132), (671, 3009640), (737, 2740120), (1123, 1798280), (1220, 1655302), (1340, 1507066), (1342, 1504820), (1474, 1370060), (2246, 899140), (2440, 827651), (2680, 753533), (2684, 752410), (2948, 685030), (3355, 601928), (3685, 548024), (4087, 494120), (4492, 449570), (5368, 376205), (5615, 359656), (5896, 342515), (6710, 300964), (7370, 274012), (8174, 247060), (8984, 224785), (11230, 179828), (12353, 163480), (13420, 150482), (14740, 137006), (16348, 123530), (20435, 98824), (22460, 89914), (24706, 81740), (26840, 75241), (29480, 68503), (32696, 61765), (40870, 49412), (44920, 44957)]