554987420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1861}}^1$

素因数の和:1951

約数の個数: 96

約数和(自身を含む): 1331344896

約数和(自身を除く): 776357476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 37, 52, 62, 65, 74, 124, 130, 148, 155, 185, 260, 310, 370, 403, 481, 620, 740, 806, 962, 1147, 1612, 1861, 1924, 2015, 2294, 2405, 3722, 4030, 4588, 4810, 5735, 7444, 8060, 9305, 9620, 11470, 14911, 18610, 22940, 24193, 29822, 37220, 48386, 57691, 59644, 68857, 74555, 96772, 115382, 120965, 137714, 149110, 230764, 241930, 275428, 288455, 298220, 344285, 483860, 576910, 688570, 749983, 895141, 1153820, 1377140, 1499966, 1790282, 2134567, 2999932, 3580564, 3749915, 4269134, 4475705, 7499830, 8538268, 8951410, 10672835, 14999660, 17902820, 21345670, 27749371, 42691340, 55498742, 110997484, 138746855, 277493710, 554987420]

約数ペア:

[(1, 554987420), (2, 277493710), (4, 138746855), (5, 110997484), (10, 55498742), (13, 42691340), (20, 27749371), (26, 21345670), (31, 17902820), (37, 14999660), (52, 10672835), (62, 8951410), (65, 8538268), (74, 7499830), (124, 4475705), (130, 4269134), (148, 3749915), (155, 3580564), (185, 2999932), (260, 2134567), (310, 1790282), (370, 1499966), (403, 1377140), (481, 1153820), (620, 895141), (740, 749983), (806, 688570), (962, 576910), (1147, 483860), (1612, 344285), (1861, 298220), (1924, 288455), (2015, 275428), (2294, 241930), (2405, 230764), (3722, 149110), (4030, 137714), (4588, 120965), (4810, 115382), (5735, 96772), (7444, 74555), (8060, 68857), (9305, 59644), (9620, 57691), (11470, 48386), (14911, 37220), (18610, 29822), (22940, 24193)]