42989320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{2383}}^1$

素因数の和:2446

約数の個数: 64

約数和(自身を含む): 108138240

約数和(自身を除く): 65148920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 2383, 3608, 4510, 4766, 9020, 9532, 11915, 18040, 19064, 23830, 26213, 47660, 52426, 95320, 97703, 104852, 131065, 195406, 209704, 262130, 390812, 488515, 524260, 781624, 977030, 1048520, 1074733, 1954060, 2149466, 3908120, 4298932, 5373665, 8597864, 10747330, 21494660, 42989320]

約数ペア:

[(1, 42989320), (2, 21494660), (4, 10747330), (5, 8597864), (8, 5373665), (10, 4298932), (11, 3908120), (20, 2149466), (22, 1954060), (40, 1074733), (41, 1048520), (44, 977030), (55, 781624), (82, 524260), (88, 488515), (110, 390812), (164, 262130), (205, 209704), (220, 195406), (328, 131065), (410, 104852), (440, 97703), (451, 95320), (820, 52426), (902, 47660), (1640, 26213), (1804, 23830), (2255, 19064), (2383, 18040), (3608, 11915), (4510, 9532), (4766, 9020)]